摘要：【中文】本发明涉及经编机领域，具体的说是一种纺织经编机用空心针床，包括一个针体，所述针体上贯穿开设有一个散热孔，所述针体其中一侧的侧壁上设置有一个放置机构，在使用时，首先将针体上的固定杆与安装孔对准并向其内部推动，固定杆在安装孔内移动时会沿着定位杆的弧度坡面将定位杆推入第一定位槽中，当针体与安装座相抵时，第一定位槽与第二定位槽的槽口相重合，使得定位杆在弹簧的作用下弹入第二定位槽内对固定杆与针体进行固定，此时可以将螺纹杆插入安装孔中并与螺纹槽对准，并通过十字槽来转动螺纹杆，使得螺纹杆向螺纹槽内移动，带动固定盘与针体分别与安装座对应侧壁紧密相贴进行夹持固定，整体安装固定完成。 【EN】The invention relates to the field of warp knitting machines, in particular to a hollow needle bed for a textile warp knitting machine, which comprises a needle body, wherein a heat dissipation hole is formed in the needle body in a penetrating manner, a placing mechanism is arranged on the side wall of one side of the needle body, when the hollow needle bed is used, a fixing rod on the needle body is firstly aligned with a mounting hole and pushed towards the inside of the mounting hole, the fixing rod can be pushed into a first positioning groove along the radian slope surface of the fixing rod when moving in the mounting hole, when the needle body abuts against a mounting seat, the first positioning groove is overlapped with the notch of a second positioning groove, so that the fixing rod is popped into the second positioning groove under the action of a spring to fix the fixing rod and the needle body, at the moment, a threaded rod can be inserted into the mounting hole and aligned with a threaded groove, the threaded rod is rotated by a cross groove, so that the threaded rod moves towards the threaded groove, the, and the whole installation is fixed.

摘要：【中文】本发明属于离心机技术领域，具体的说是一种冷冻离心机；包括圆筒状的本体；本体侧壁设有保温腔，保温腔抽真空之后填充有保温岩棉；本体内设有隔板，隔板中央设有轴承座，轴承座中部开设的一号孔中转动连接有转轴，转轴顶部设有离心腔，离心腔顶部开设有进料口；本体底部中央固连有电机，电机的输出轴贯穿本体后与转轴固连；一号孔内壁圆周均布一组二号孔；二号孔底部连通有三号孔，三号孔通过管道和阀门与高压气源连通；本发明通过高压空气经二号孔向转轴喷出，在转轴与一号孔之间形成高压气隙，减少转轴转动时受到的阻力，增加离心腔的转速，防止原料离心过程中发生变质的同时提高转轴使用寿命。 【EN】The invention belongs to the technical field of centrifuges, and particularly relates to a refrigerated centrifuge; comprises a cylindrical body; the side wall of the body is provided with a heat preservation cavity, and heat preservation rock wool is filled in the heat preservation cavity after the heat preservation cavity is vacuumized; a partition plate is arranged in the body, a bearing seat is arranged in the center of the partition plate, a rotating shaft is rotatably connected in a first hole formed in the middle of the bearing seat, a centrifugal cavity is formed in the top of the rotating shaft, and a feeding hole is formed in the top of the centrifugal cavity; the center of the bottom of the body is fixedly connected with a motor, and an output shaft of the motor penetrates through the body and is fixedly connected with the rotating shaft; a group of second holes are uniformly distributed on the circumference of the inner wall of the first hole; the bottom of the second hole is communicated with a third hole, and the third hole is communicated with a high-pressure air source through a pipeline and a valve; according to the invention, high-pressure air is sprayed to the rotating shaft through the second hole, and a high-pressure air gap is formed between the rotating shaft and the first hole, so that the resistance applied to the rotating shaft during rotation is reduced, the rotating speed of the centrifugal cavity is increased, the raw material is prevented from deteriorating in the centrifugal process, and the service life of the rotating shaft is prolonged.

摘要：【中文】本发明属于营养食品制备技术领域，具体的说是一种胶原蛋白粉制备方法，该制备方法中用于分离提取液的冷冻离心机包括本体；本体侧壁设有保温腔，保温腔抽真空之后填充有保温岩棉；本体内设有隔板，隔板中央设有轴承座，轴承座中部开设的一号孔中转动连接有转轴，转轴顶部设有离心腔，离心腔顶部开设有进料口；本体底部中央固连有电机，电机的输出轴贯穿本体后与转轴固连；一号孔内壁圆周均布一组二号孔；二号孔底部连通有三号孔，三号孔通过管道和阀门与高压气源连通；本发明通过高压空气经二号孔向转轴喷出，在转轴与一号孔之间形成高压气隙，减少转轴转动时受到的阻力，增加离心腔的转速，增加胶原蛋白粉的制备效率。 【EN】The invention belongs to the technical field of nutritional food preparation, and particularly relates to a collagen powder preparation method, wherein a refrigerated centrifuge for separating an extracting solution in the preparation method comprises a body; the side wall of the body is provided with a heat preservation cavity, and heat preservation rock wool is filled in the heat preservation cavity after the heat preservation cavity is vacuumized; a partition plate is arranged in the body, a bearing seat is arranged in the center of the partition plate, a rotating shaft is rotatably connected in a first hole formed in the middle of the bearing seat, a centrifugal cavity is formed in the top of the rotating shaft, and a feeding hole is formed in the top of the centrifugal cavity; the center of the bottom of the body is fixedly connected with a motor, and an output shaft of the motor penetrates through the body and is fixedly connected with the rotating shaft; a group of second holes are uniformly distributed on the circumference of the inner wall of the first hole; the bottom of the second hole is communicated with a third hole, and the third hole is communicated with a high-pressure air source through a pipeline and a valve; according to the invention, high-pressure air is sprayed to the rotating shaft through the second hole, and a high-pressure air gap is formed between the rotating shaft and the first hole, so that the resistance on the rotating shaft during rotation is reduced, the rotating speed of the centrifugal cavity is increased, and the preparation efficiency of collagen powder is increased.

摘要：【中文】本发明涉及一种包含萝卜硫苷的组合物，所述组合物包含提供萝卜硫苷的组分1、提供黑芥子酶的组分2以及碱性盐化合物。本发明的组合物具有良好的稳定性，克服了现有技术中存在的萝卜硫苷含量降低、产品变色和味道变苦等问题。本发明还涉及所述组合物的制药用途。 【EN】The present invention relates to a composition comprising glucoraphanin, which comprises glucoraphanin-providing component 1, myrosinase-providing component 2, and an alkaline salt compound. The composition has good stability, and overcomes the problems of reduced glucoraphanin content, discolored product, bitter taste and the like in the prior art. The invention also relates to the pharmaceutical use of the composition.

摘要：【中文】本发明提供一种字符切分识别方法、装置、电子设备、存储介质，字符切分识别方法包括：依据待识别图像的像素阵列的各像素行和各像素列上的，像素值为预设像素值的像素点数量，对包含至少一行字符的待识别图像进行字符切分；依据不同类型字符的宽度对待识别图像的字符切分的修正；将经切分的待识别图像输入一经字符样本集训练的分类器中，所述字符样本集包括经数据增广的样本图像；以及根据所述分类器的输出，识别所述待识别图像中的字符。本发明实现不同字符类型的准确字符切分，并基于字符样本集和分类器提高字符识别准确率。本发明尤其适用于印刷体字符的识别，对印刷体字符的识别准确率提高尤为显著。 【EN】The invention provides a character segmentation identification method, a character segmentation identification device, electronic equipment and a storage medium, wherein the character segmentation identification method comprises the following steps: performing character segmentation on an image to be recognized containing at least one row of characters according to the number of pixel points with pixel values being preset pixel values on each pixel row and each pixel column of a pixel array of the image to be recognized; correcting character segmentation of the image to be recognized according to the widths of the characters of different types; inputting the segmented image to be recognized into a classifier trained by a character sample set, wherein the character sample set comprises data-augmented sample images; and identifying characters in the image to be identified according to the output of the classifier. The invention realizes the accurate character segmentation of different character types and improves the character recognition accuracy rate based on the character sample set and the classifier. The method is particularly suitable for identifying the print characters, and the identification accuracy of the print characters is remarkably improved.

摘要：【中文】本发明提供一种组合式转角柱与屋面梁的连接节点结构，包括转角柱和屋面梁，转角柱包括竖向设置的第一G型钢和第二G型钢，第一G型钢的一侧板位于第二G型钢的底板外侧面上，第一G型钢和第二G型钢之间留有间隙；在转角柱的顶端设有节点，节点包括第一竖板、第二竖板和基板，第一竖板穿设在间隙内且分别与第一G型钢的侧板和第二G型钢的底板贴合并固定连接；第二竖板与第一G型板的底板外侧面贴合并固定连接，第二竖板的内端与第一竖板固定连接；基板的下表面与第一竖板和第二竖板固定连接，第一G型钢和第二G型钢的上端均抵接在基板的下表面上；屋面梁固定连接在基板上。本发明具有优化现有结构、通用化、标准化和现场安装便捷的优点。 【EN】The invention provides a connecting node structure of a combined type corner post and a roof girder, which comprises the corner post and the roof girder, wherein the corner post comprises a first G-shaped steel and a second G-shaped steel which are vertically arranged; a joint is arranged at the top end of the corner column and comprises a first vertical plate, a second vertical plate and a base plate, wherein the first vertical plate is arranged in the gap in a penetrating mode and is respectively attached to and fixedly connected with a side plate of the first G-shaped steel and a bottom plate of the second G-shaped steel; the second vertical plate is attached to and fixedly connected with the outer side face of the bottom plate of the first G-shaped plate, and the inner end of the second vertical plate is fixedly connected with the first vertical plate; the lower surface of the base plate is fixedly connected with a first vertical plate and a second vertical plate, and the upper ends of the first G-shaped steel and the second G-shaped steel are abutted against the lower surface of the base plate; the roof beam is fixedly connected on the base plate. The invention has the advantages of optimized existing structure, generalization, standardization and convenient field installation.

摘要：【中文】本发明公开了一种折叠头枕及带有折叠头枕的汽车前排座椅，包括：转动支架；壳体组件，其转动安装在所述转动支架上；电驱动组件，其设置于壳体组件内部，用于自动驱动所述壳体组件相对转动支架向前或者向后翻转。所述转动支架安装在靠背的顶部，座椅的底部能够以旋转方式设置在汽车内。本发明的有益效果是：能够满足中后排座椅以水平姿态放倒的技术需求，且操控便利，用户乘驾时也可以根据自己的需求调整头枕的使用倾角，从而提升头枕的舒适性。同时在智能座舱模式下，前排座椅向后转动180°，然后启动电机使头枕向后翻转，即可达到降低头枕高度的目的，从而使车内的视野空间更加开阔。 【EN】The invention discloses a folding headrest and a front row seat with the same for an automobile, comprising: rotating the bracket; the shell assembly is rotatably arranged on the rotating bracket; and the electric drive assembly is arranged in the shell assembly and is used for automatically driving the shell assembly to turn forwards or backwards relative to the rotating bracket. The swivel bracket is mounted on the top of the backrest and the bottom of the seat can be arranged in a rotating manner in the vehicle. The invention has the beneficial effects that: the technical requirement that the middle and rear row seats are laid down in a horizontal posture can be met, the operation and control convenience is realized, and the use inclination angle of the headrest can be adjusted according to the requirement of a user when the user rides and drives the vehicle, so that the comfort of the headrest is improved. Simultaneously under intelligent passenger cabin mode, the front seat rotates 180 backward, then the starter motor makes the headrest overturn backward, can reach the purpose that reduces the headrest height to make the field of vision space in the car wider.

摘要：【中文】本发明公开了一种物联网水体溶解氧预测方法及水质监测系统，通过水质监测系统获得气温、湿度、雨量、风速、气压、水温、pH、电导率和溶解氧的数据，设定气温、湿度、雨量、风速、气压、水温、pH和电导率的数据为输入量，溶解氧的数据为输出量，利用小生境思维进化算法(NMEA)优化BP神经网络构建NMEA‑BP模型对溶解氧进行预测；针对现有技术中存在的易陷入局部极小值和预测精度不高等问题，本发明所提供的一种物联网水体溶解氧预测方法及水质监测系统，构建NMEA‑BP模型对溶解氧进行预测，可避免陷入局部极小值的问题，预测精度高。 【EN】The invention discloses a method for predicting water body dissolved oxygen of an internet of things and a water quality monitoring system, wherein data of air temperature, humidity, rainfall, wind speed, air pressure, water temperature, pH, conductivity and dissolved oxygen are obtained through the water quality monitoring system, the data of the air temperature, the humidity, the rainfall, the wind speed, the air pressure, the water temperature, the pH and the conductivity are set as input quantity, the data of the dissolved oxygen are output quantity, and a small habitat thinking evolution algorithm (NMEA) is utilized to optimize a BP neural network to construct an NMEA-BP model to predict the dissolved oxygen; aiming at the problems of easy falling into local minimum value, low prediction precision and the like in the prior art, the method for predicting the dissolved oxygen in the water body of the Internet of things and the water quality monitoring system provided by the invention build the NMEA-BP model to predict the dissolved oxygen, can avoid the problem of falling into the local minimum value, and have high prediction precision.

摘要：【中文】本发明公开了一种石墨烯基/AlPO₄复合包覆改性高镍三元正极材料的方法，将氧化石墨烯、去离子水、铝盐溶液、磷酸溶液配制得到的氧化石墨烯/AlPO₄原位复合溶液作为包覆料水洗包覆高镍三元正极材料，即得石墨烯基/AlPO₄复合包覆改性的高镍三元正极材料。本发明中氧化石墨烯溶液与三价铝离子溶液在分子水平上混合，然后在氧化石墨烯表面原位生长出磷酸铝，得到分散均匀的石墨烯基/AlPO₄复合结构的氧化石墨烯/AlPO₄原位复合溶液，避免常规包覆方法中高镍三元材料表面AlPO₄岛状结构的形成，整体的氧化石墨烯/AlPO₄复合物紧密牢固的包覆在高镍三元正极材料表面，包覆层不容易脱落且有效降低了高镍三元正极材料表面的活性及残锂量。 【EN】The invention discloses a graphene-based/AlPO₄A method for preparing a composite coating modified high-nickel ternary cathode material comprises the step of preparing graphene oxide/AlPO (aluminum oxide/aluminum oxide) from graphene oxide, deionized water, an aluminum salt solution and a phosphoric acid solution₄Taking the in-situ composite solution as a coating material to coat the high-nickel ternary cathode material by washing to obtain the graphene-based/AlPO₄The composite coating modified high nickel ternary anode material. In the invention, the graphene oxide solution and the trivalent aluminum ion solution are mixed at the molecular level, and then aluminum phosphate grows in situ on the surface of the graphene oxide,to obtain graphene-based/AlPO with uniform dispersion₄Graphene oxide/AlPO of composite structure₄In-situ compounding solution to avoid AlPO on the surface of high-nickel ternary material in the conventional coating method₄Formation of island-like structures, monolithic graphene oxide/AlPO₄The compound is tightly and firmly coated on the surface of the high-nickel ternary cathode material, the coating layer is not easy to fall off, and the activity and the residual lithium content of the surface of the high-nickel ternary cathode material are effectively reduced.

摘要：【中文】本公开提供一种瓦及其制备方法，所述瓦包括曲面透光板，曲面太阳能电池组件，绝缘膜以及曲面金属板；太阳能电池组件通过第一粘合剂与曲面透光板接合，太阳能电池组件通过第二粘合剂与绝缘膜接合，曲面金属板通过第三粘合剂与所述绝缘膜接合。该瓦可以实现最轻质的屋面电站，让承重受限的屋顶也能装上太阳能；让光伏太阳能和金属屋面板材实现有机接合，形成一种新型的绿色建材。 【EN】The present disclosure provides a tile and a method for making the same, the tile comprising a curved-surface light-transmitting plate, a curved-surface solar cell module, an insulating film and a curved-surface metal plate; the solar cell module is connected with the curved light-transmitting plate through a first adhesive, the solar cell module is connected with the insulating film through a second adhesive, and the curved metal plate is connected with the insulating film through a third adhesive. The tile can realize the lightest roof power station, and a roof with limited bearing can be provided with solar energy; the photovoltaic solar energy and the metal roof plate are organically combined to form a novel green building material.