摘要：【中文】本发明公开了一种多路可调基准电压的实现方法，首先利用整形电路对单片机输出的PWM信号进行整形调整；然后利用低通滤波器对整形后的PWM信号进行解调，将除直流分量外的谐波分量过滤掉，输出稳定的直流基准电压，实现PWM信号到直流基准电压输出的D/A转换。该方法电路设计简单易实现，即节约了制作成本、简化了电路，又节省了电路印刷版的面积，实现了多路高精度廉价可调电压基准。 【EN】The invention discloses a method for realizing multi-path adjustable reference voltage, which comprises the following steps of firstly, shaping and adjusting a PWM signal output by a singlechip by utilizing a shaping circuit; and then demodulating the shaped PWM signal by using a low-pass filter, filtering harmonic components except the direct-current component, outputting stable direct-current reference voltage, and realizing D/A conversion from the PWM signal to the direct-current reference voltage output. The method has simple circuit design and easy realization, saves the manufacturing cost, simplifies the circuit, saves the area of a circuit printing plate, and realizes the multi-path high-precision low-price adjustable voltage reference.

摘要：【中文】本发明公开了一种高能单色闪光X射线衍射成像系统，该系统包括发射准直模块、单色分离模块和衍射成像模块，其中，发射准直模块，包括闪光X光机和准直单元，闪光X光机发射X射线，准直单元与闪光X光机相连，且位于X射线出射端沿线上；单色分离模块，设置在X射线的沿线上，其包括单色单元和出射单元，单色单元与出射单元相连，且出射单元位于单色单元的出射端一侧；衍射成像模块，位于单色分离模块出射方向的沿线上，其包括成像板和旋转座，旋转座设置在成像板的底端；本方法解决了闪光X射线单色分离难的问题，同时确定的精确衍射角可以提高衍射图像的信噪比，大大降低了系统的复杂度。 【EN】The invention discloses a high-energy monochromatic flash X-ray diffraction imaging system, which comprises an emission collimation module, a monochromatic separation module and a diffraction imaging module, wherein the emission collimation module comprises a flash X-ray machine and a collimation unit, the flash X-ray machine emits X rays, and the collimation unit is connected with the flash X-ray machine and is positioned on the edge line of an X-ray emergent end; the monochromatic separation module is arranged along the X-ray and comprises a monochromatic unit and an emergent unit, the monochromatic unit is connected with the emergent unit, and the emergent unit is positioned on one side of an emergent end of the monochromatic unit; the diffraction imaging module is positioned on the line of the exit direction of the monochromatic separation module and comprises an imaging plate and a rotating seat, and the rotating seat is arranged at the bottom end of the imaging plate; the method solves the problem of difficult separation of flash X-ray monochromatic light, and the determined accurate diffraction angle can improve the signal-to-noise ratio of the diffraction image and greatly reduce the complexity of the system.

摘要：【中文】本发明涉及一种普碳钢盐酸酸洗废液的快速回收处理方法，包括以下步骤：1)向含有大量亚铁离子的酸洗废液加入一定比例的有机酸添加剂，进行恒温充分搅，得到固液混合物；2)固液混合物采用真空式循环水泵进行固液分离，得到铁与其它微量金属元素的金属有机酸沉淀物和盐酸溶液；3)盐酸溶液直接加入到普碳钢洗涤段进行循环利用，4)得到的金属有机酸盐在马弗炉中高温煅解燥得到金属氧化物。该方法有效的解决了现有盐酸废液处理技术中存在的回收成本高、回收盐酸浓度低、易产生二次污染等问题，实现盐酸再生循环、金属氧化物附加高价值，具有较高的环保效益和经济效。 【EN】The invention relates to a method for quickly recovering and treating plain carbon steel hydrochloric acid pickling waste liquid, which comprises the following steps: 1) adding an organic acid additive in a certain proportion into the pickling waste liquid containing a large amount of ferrous ions, and fully stirring at constant temperature to obtain a solid-liquid mixture; 2) carrying out solid-liquid separation on the solid-liquid mixture by using a vacuum circulating water pump to obtain metal organic acid precipitates of iron and other trace metal elements and a hydrochloric acid solution; 3) directly adding the hydrochloric acid solution into a plain carbon steel washing section for recycling, and 4) calcining the obtained metal organic acid salt in a muffle furnace at high temperature for drying to obtain metal oxide. The method effectively solves the problems of high recovery cost, low concentration of recovered hydrochloric acid, easy generation of secondary pollution and the like in the existing hydrochloric acid waste liquid treatment technology, realizes hydrochloric acid regeneration circulation and high value addition of metal oxides, and has higher environmental protection benefit and economic benefit.

摘要：【中文】本发明公开了一种中央空调楼宇智能化控制系统，包括中央空调控制系统和智能控制系统，所述能源管理系统包括电力数据采集模块、电力控制单元、时间段分析模块、电力设定模块、电力区间模块、反馈模块、远程控制单元、显示单元和外部主机，所述电力数据采集模块的输出端与电力控制单元的输入端连接，本发明涉及中央空调技术领域。该中央空调楼宇智能化控制系统，通过电力数据采集模块将电力消耗进行采集，利用电力控制单元和时间段分析模块进行分析处理，然后电力设定模块、电力区间模块将电力的数据进行时间段和分类处理，配合远程控制单元将电力消耗的信息远程发送，将公司消耗的电力资源进行多方面的统计和分析。 【EN】The invention discloses a central air-conditioning building intelligent control system which comprises a central air-conditioning control system and an intelligent control system, wherein the energy management system comprises a power data acquisition module, a power control unit, a time period analysis module, a power setting module, a power interval module, a feedback module, a remote control unit, a display unit and an external host, the output end of the power data acquisition module is connected with the input end of the power control unit, and the invention relates to the technical field of central air-conditioning. This intelligent control system of central air conditioning building gathers power consumption through electric power data acquisition module, utilizes electric power control unit and time quantum analysis module to carry out analysis processes, then electric power setting module, electric power interval module carry out time quantum and classification processing with the data of electric power, and the cooperation remote control unit carries out many-sided statistics and analysis with the electric power resource of company consumption.

摘要：【中文】本发明提供了一种含氮甲烷气脱氮设备，以解决现有的脱氮设备的自身成本和使用成本均较高的技术问题。该含氮甲烷气脱氮设备包括原料气供应装置、冷箱和精馏塔；精馏塔的塔底具有再沸器，塔顶具有塔顶冷却器；原料气供应装置通过加热支路与再沸器的进口连通，且加热支路穿过冷箱；再沸器的出口通过冷却支路与塔顶冷却器连通，且冷却支路经过冷箱；冷却支路穿过塔顶冷却器与精馏进料支路的一端连通，精馏进料支路的另一端与精馏塔连通；精馏塔的上端连接有馏出支路，且馏出支路穿过塔顶冷却器与顶部出料支路连接；精馏塔底部连接有底部出料支路。该发明简化了脱氮设备的结构，节约了设备成本和操作成本，提高了能量利用效率。 【EN】The invention provides nitrogen removal equipment for nitrogen-containing methane gas, which aims to solve the technical problem that the existing nitrogen removal equipment is high in cost and use cost. The nitrogen removal equipment for the nitrogen-containing methane gas comprises a raw material gas supply device, a cold box and a rectifying tower; the tower bottom of the rectifying tower is provided with a reboiler, and the tower top is provided with a tower top cooler; the feed gas supply device is communicated with an inlet of the reboiler through a heating branch, and the heating branch penetrates through the cold box; an outlet of the reboiler is communicated with the tower top cooler through a cooling branch, and the cooling branch passes through the cold box; the cooling branch passes through the tower top cooler and is communicated with one end of the rectification feeding branch, and the other end of the rectification feeding branch is communicated with the rectification tower; the upper end of the rectifying tower is connected with a distillation branch, and the distillation branch passes through the tower top cooler and is connected with a top discharging branch; the bottom of the rectifying tower is connected with a bottom discharging branch. The invention simplifies the structure of the denitrification equipment, saves the equipment cost and the operation cost and improves the energy utilization efficiency.

摘要：【中文】本发明涉及一种细胞周期蛋白依赖性激酶抑制剂的制备方法及其中间体。本发明公开了一种可工业化的制备方法，该方法解决了现有技术中原料价格昂贵，产率低，不适宜工业化等问题。本发明还涉及生成细胞周期蛋白依赖性激酶抑制剂的一些中间体，特别是通式(I)中间体。 【EN】The invention relates to a preparation method of a cyclin-dependent kinase inhibitor and an intermediate thereof. The invention discloses an industrialized preparation method, which solves the problems of expensive raw materials, low yield, unsuitability for industrialization and the like in the prior art. The invention also relates to certain intermediates, in particular intermediates of general formula (I), which produce cyclin-dependent kinase inhibitors.

摘要：【中文】本发明公开的一种基于分层深度哈希的大规模图像检索方法，包括：构建分层哈希网络模型，利用高级语义信息标注的标签，逐级优化生成的分层哈希层输出值，利用反向传播算法训练分层哈希网络模型，得到训练好的分层哈希网络模型；将图像输入至训练好的分层哈希网络模型，将各个哈希层输出的数值二值化得到分层哈希值；对提取的分层哈希值建立树状索引；对待检索的图像使用神经网络提取查询图像的哈希值，利用距离度量法在树状索引中逐级搜索在给定阈值距离范围内的索引分枝和相关图像，按照给定比例过滤超出给定阈值距离范围的哈希值。本发明可以快速地在图像库中搜索出相似图像，提高了图像检索系统的响应速度。 【EN】The invention discloses a large-scale image retrieval method based on hierarchical depth hash, which comprises the following steps: constructing a layered hash network model, optimizing the generated output value of a layered hash layer step by using a label marked by high-level semantic information, and training the layered hash network model by using a back propagation algorithm to obtain a trained layered hash network model; inputting the image into a trained layered hash network model, and binarizing the numerical values output by the hash layers to obtain layered hash values; establishing a tree index for the extracted hierarchical hash value; the method comprises the steps of extracting a hash value of a query image from an image to be retrieved by using a neural network, searching index branches and related images within a given threshold distance range in a tree index step by using a distance measurement method, and filtering the hash value exceeding the given threshold distance range according to a given proportion. The invention can quickly search out similar images in the image library, and improves the response speed of the image retrieval system.

摘要：【中文】一种基于单目相机的物体位姿估计方法包括：通过单目相机采集图像，提取所采集的图像中的特征点和特征描述子；根据所述特征描述子将所述特征点与预设的模型进行匹配，得到与预设模型匹配的匹配点；根据匹配点的位置进行聚类运算，生成与物体对应的、由多个特征点构成的第一子集；通过拟合算法获取第一子集所对应的位姿，由多个位姿构成第一位姿集合；根据位姿的相似性将第一位姿集合中的位姿合并，得到场景中物体的位姿。在有多个相同物体的场景下，可以通过聚类的第一子集进行匹配，有利于提高位姿计算的准确度，并且通过拟合得到多个位姿后，将相似的位姿合并，减少了位姿迭代时造成的冗余，提高位姿计算效率。 【EN】An object pose estimation method based on a monocular camera comprises the following steps: acquiring an image through a monocular camera, and extracting feature points and feature descriptors in the acquired image; matching the characteristic points with a preset model according to the characteristic descriptors to obtain matching points matched with the preset model; performing clustering operation according to the positions of the matching points to generate a first subset which corresponds to the object and is composed of a plurality of feature points; acquiring poses corresponding to the first subset through a fitting algorithm, and forming a first pose set by a plurality of poses; and merging the poses in the first pose set according to the similarity of the poses to obtain the poses of the objects in the scene. Under the scene with a plurality of identical objects, matching can be performed through the first subset of the clusters, the accuracy of pose calculation is improved, similar poses are combined after a plurality of poses are obtained through fitting, redundancy caused during pose iteration is reduced, and pose calculation efficiency is improved.

摘要：【中文】一种可控背压金属粉末等通道转角挤压装置及方法，装置包括挤压模具系统、液压系统及PLC系统，挤压模具系统中上下凹模扣合形成互成夹角且截面尺寸相同的两个挤压腔道，液压系统的竖直油缸作为锁模缸，两个水平油缸在背压缸与工作缸之间交替互换角色，通过比例阀调控背压力。方法为：设定并施加锁模力，调控温度；工作缸以最大系统油压和设定挤压速度进给，背压缸以设定背压力形成挤压，根据背压力和挤压力变化曲线获取最大挤压力，之后以设定背压力为基础，以最大挤压力为目标，进行PLC程序调试，获取可控背压力，实现在恒定的最大挤压力条件下等通道挤压成形；当工作缸时达到限定位置后，背压缸与工作缸互换角色，完成后续道次挤压过程直至结束。 【EN】A controllable back pressure metal powder equal channel angular extrusion device and a controllable back pressure metal powder equal channel angular extrusion method are disclosed, the device comprises an extrusion die system, a hydraulic system and a PLC system, an upper female die and a lower female die in the extrusion die system are buckled to form two extrusion cavity channels which form included angles with each other and have the same cross section size, a vertical oil cylinder of the hydraulic system is used as a mold locking cylinder, two horizontal oil cylinders alternately exchange roles between a back pressure cylinder and a working cylinder, and the back pressure is regulated and controlled through a proportional valve. The method comprises the following steps: setting and applying a mold locking force, and regulating and controlling the temperature; feeding a working cylinder at a maximum system oil pressure and a set extrusion speed, forming extrusion by the back pressure cylinder at a set back pressure, obtaining a maximum extrusion force according to a change curve of the back pressure and the extrusion force, debugging a PLC program by taking the set back pressure as a basis and the maximum extrusion force as a target, obtaining a controllable back pressure, and realizing equal-channel extrusion forming under the condition of constant maximum extrusion force; when the working cylinder reaches the limited position, the back pressure cylinder and the working cylinder exchange roles, and the subsequent pass extrusion process is completed until the end.

摘要：【中文】本发明提供了一种明矾固持生猪养殖粪水养分的方法，包括向调节池中的生猪粪水中缓慢加入明矾并持续搅拌，调节生猪粪水的pH值至6.0‑6.5范围内；明矾的加入量为生猪粪水质量分数的0.5‑0.9％。本发明以明矾为添加剂，能够有效降低粪水pH值，且对养分固持效果稳定，简化了粪水养分固持工艺流程，降低了粪水中氨气的排放和氮素淋溶损失，具有良好的生态环境效益。 【EN】The invention provides a method for fixing nutrients in pig breeding liquid dung by alum, which comprises the steps of slowly adding alum into the pig liquid dung in a regulating tank, continuously stirring, and regulating the pH value of the pig liquid dung to be within the range of 6.0-6.5; the adding amount of the alum is 0.5-0.9 percent of the mass fraction of the raw pig manure water. According to the invention, alum is used as an additive, the pH value of the liquid dung can be effectively reduced, the nutrient holding effect is stable, the liquid dung nutrient holding process flow is simplified, the emission of ammonia gas and the leaching loss of nitrogen in the liquid dung are reduced, and the good ecological environmental benefit is achieved.