摘要：【中文】本发明涉及墙面修复技术领域，且公开了混凝土建筑墙面裂纹生物修复装置，包括壳体，壳体的下端开设有矩形开口，壳体的左侧内壁通过连接轴转动连接有安装板，安装板的上端固定连接有安装块，安装块的一侧通过第一滚动轴承转动连接有转轴，转轴的一端固定连接有切割片，转轴的另一端穿过第一滚动轴承并固定连接有第一锥齿轮，安装板的上端固定连接有第一电机，第一电机的输出端固定连接有第二锥齿轮，第一锥齿轮与第二锥齿轮啮合。该混凝土建筑墙面裂纹生物修复装置，可以在开槽过后快速的敲击墙面及时发现墙面有无空鼓现象，有效提高修补工程的进度，还可以将切割时产生的扬尘吹离开槽工具附近，便于施工人员开槽。 【EN】The invention relates to the technical field of wall repair, and discloses a concrete building wall crack bioremediation device which comprises a shell, wherein a rectangular opening is formed in the lower end of the shell, an installation plate is rotatably connected to the inner wall of the left side of the shell through a connection shaft, an installation block is fixedly connected to the upper end of the installation plate, a rotating shaft is rotatably connected to one side of the installation block through a first rolling bearing, a cutting blade is fixedly connected to one end of the rotating shaft, the other end of the rotating shaft penetrates through the first rolling bearing and is fixedly connected with a first bevel gear, a first motor is fixedly connected to the upper end of the installation plate, a second bevel gear is fixedly connected to the output end of. This concrete construction wall crack bioremediation device can in time discover that the wall has or not hollowing phenomenon at the quick wall that strikes in the fluting after, effectively improves repair works's progress, can also blow away the raise dust that produces during the cutting near the grooving instrument, and the constructor of being convenient for slots.

摘要：【中文】本发明属于高分子纤维表面改性技术领域，尤其涉及一种无规共聚物及其制备方法和应用、一种改性PBO纤维及其制备方法。本发明提供的无规共聚物由苯乙烯(S)、甲基丙烯酸甲酯(MMA)和3‑乙烯基双环[4.2.0]辛‑1,3,5‑三烯(BCB)通过RAFT聚合反应得到，所述苯乙烯、甲基丙烯酸甲酯和3‑乙烯基双环[4.2.0]辛‑1,3,5‑三烯的质量比为54～56:42～44:2～4。本发明提供的无规共聚物改性PBO纤维的拉伸强度为5.09～5.10GPa，表面粗糙度为34～42nm，在双酚A氰酸酯树脂中的单丝拔出强度为3.7～4.5MPa。 【EN】The invention belongs to the technical field of surface modification of high polymer fibers, and particularly relates to a random copolymer, a preparation method and application thereof, a modified PBO fiber and a preparation method thereof. The random copolymer is obtained by RAFT (reversible addition-fragmentation chain transfer) polymerization reaction of styrene (S), Methyl Methacrylate (MMA) and 3-vinyl bicyclo [4.2.0] octa-1, 3, 5-triene (BCB), wherein the mass ratio of the styrene to the methyl methacrylate to the 3-vinyl bicyclo [4.2.0] octa-1, 3, 5-triene is 54-56: 42-44: 2-4. The random copolymer modified PBO fiber provided by the invention has the tensile strength of 5.09-5.10 GPa, the surface roughness of 34-42 nm and the monofilament extraction strength of 3.7-4.5 MPa in bisphenol A cyanate ester resin.

摘要：【中文】本发明公开了一种基于双层深度特征感知的目标跟踪方法，其包括以下步骤：步骤1、确定跟踪目标及Padding窗；步骤2、提取目标区域深度特征并加窗处理，进行第一层特征感知；步骤3、依据第一层感知特征创建特征感知相关滤波器；步骤4、计算特征感知相关滤波器的梯度图均值，选择L个较大值通道特征，完成第二层特征感知；步骤5、依据上一帧目标位置确定搜索区域尺度图像集合，提取第二层感知特征；步骤6、应用相关滤波确定目标位置及尺度；步骤7、应用跟踪结果的第一层感知特征更新特征感知相关滤波器；步骤8、循环执行步骤4、5、6、7。本发明可以解决基于像素点误差的目标感知效率较低的问题。 【EN】The invention discloses a target tracking method based on double-layer depth feature perception, which comprises the following steps: step 1, determining a tracking target and a Padding window; step 2, extracting depth features of the target area, performing windowing processing, and performing first-layer feature perception; step 3, establishing a feature perception correlation filter according to the first layer perception feature; step 4, calculating the average value of the gradient image of the feature perception correlation filter, selecting L channel features with larger values, and finishing second-layer feature perception; step 5, determining a search area scale image set according to the position of the previous frame of target, and extracting second-layer perception features; step 6, determining the position and the scale of the target by applying relevant filtering; step 7, updating the feature perception correlation filter by applying the first layer perception feature of the tracking result; and 8, circularly executing the steps 4, 5, 6 and 7. The invention can solve the problem of low target perception efficiency based on pixel point errors.

摘要：【中文】本发明公开了一种基于多颜色空间主元分析描述的煤矸石识别方法，其包括以下步骤：步骤1、选择不同光照条件下的矸石样本图像制作样本集合；步骤2、构建多颜色空间模型；步骤3、应用主元分析方法，在多颜色空间中构建能够描述矸石的主元；步骤4、将待检测样本图像在主元方向上进行投影，构建投影图像；步骤5、对投影结果图像进行滤波、腐蚀膨胀等处理；步骤6、确定处理结果图像中的连通区域即为矸石图像区域。本发明可以实现矸石区域的有效检测，通过实验验证了该方法能够在煤与矸石的混合图像中有效的识别出矸石区域，识别精度较高，能够为煤与矸石的在线分选提供有效的图像处理技术支撑。 【EN】The invention discloses a coal gangue identification method based on multi-color space principal component analysis description, which comprises the following steps: step 1, selecting waste rock sample images under different illumination conditions to make a sample set; step 2, constructing a multi-color space model; step 3, constructing a principal component capable of describing the gangue in the multi-color space by applying a principal component analysis method; step 4, projecting the sample image to be detected in the principal component direction to construct a projected image; step 5, filtering, corroding and expanding the projection result image; and 6, determining a connected region in the processing result image as a gangue image region. The method can realize effective detection of the gangue region, and experiments prove that the method can effectively identify the gangue region in the mixed image of the coal and the gangue, has high identification precision, and can provide effective image processing technical support for online separation of the coal and the gangue.

摘要：【中文】本发明提供一种预制混凝土墙板，包括预制墙板，所述预制墙板的两端均设有挡板，所述挡板靠近预制墙板的一端对称固定两个连板，所述连板靠近预制墙板的一面开设有圆孔，所述预制墙板与连板相接触的位置处固定有直螺纹筒，所述圆孔内设有连接螺栓，所述挡板面向第一钢筋的一面开设有条形槽，所述条形槽内设有多个螺纹杆，所述螺纹杆上啮合有第一螺母和第二螺母，所述螺纹杆靠近第一钢筋的一端外表面固定第一套筒，所述第一套筒外表面远离螺纹杆的一侧固定连杆，所述连杆远离第一套筒的一端固定连接第二套筒，与现有技术相比，本发明具有如下的有益效果：实现遮挡防护，还达到隔音、便于穿线的目的。 【EN】The invention provides a precast concrete wallboard, which comprises precast wallboards, wherein two ends of each precast wallboard are respectively provided with a baffle plate, two connecting plates are symmetrically fixed at one end of the baffle close to the prefabricated wall plate, a round hole is arranged on one surface of each connecting plate close to the prefabricated wall plate, a straight thread cylinder is fixed at the position where the prefabricated wall plate is contacted with the connecting plate, a connecting bolt is arranged in the round hole, one surface of the baffle facing the first steel bar is provided with a strip-shaped groove, a plurality of threaded rods are arranged in the strip-shaped groove, a first nut and a second nut are engaged on the threaded rod, a first sleeve is fixed on the outer surface of one end of the threaded rod close to the first steel bar, compared with the prior art, the invention has the following beneficial effects that the connecting rod is fixed on one side of the outer surface of the first sleeve, which is far away from the threaded rod, and one end of the connecting rod, which is far away from the first sleeve, is fixedly connected with the second sleeve: the shielding protection is realized, and the purposes of sound insulation and convenient threading are also achieved.

摘要：【中文】本发明公开了一种基于CN(Color Names)和FHOG(Fused Histogram Oriented Gradient)的森林火灾在线识别方法及装置，包括以下步骤：S1、构建火焰样本图像集合；S2、将样本图像在CN颜色空间投影，并依据主元分析方法确定投影颜色空间主元；S3、构建火焰的FHOG特征，应用金字塔池化方法进行均值池化，构建FHOG特征集合；S4、采集图像，并进行主元颜色空间投影，在投影图像中应用阈值处理确定疑似火点区域；S5、计算疑似火点区域的FHOG特征并进行金字塔池化；S6、计算疑似火点区域金字塔池化FHOG特征与FHOG特征集合中样本特征的相似度，依据阈值最终确定火灾发生情况；S7、如果发生火灾，给出报警信息。本发明还提供了基于CN+FHOG特征的在线火灾识别装置。本发明精度高，能够有效的进行火灾在线识别。 【EN】The invention discloses a forest fire online identification method and a device based on CN (color names) and FHOG (fused Histogram organized gradient), comprising the following steps: s1, constructing a flame sample image set; s2, projecting the sample image in a CN color space, and determining a projection color space pivot according to a pivot analysis method; s3, constructing FHOG characteristics of the flame, performing mean pooling by applying a pyramid pooling method, and constructing an FHOG characteristic set; s4, collecting images, performing principal component color space projection, and determining a suspected fire point area by applying threshold processing in the projection images; s5, calculating FHOG characteristics of the suspected fire point area and carrying out pyramid pooling; s6, calculating the similarity between the pyramid pooling FHOG characteristics of the suspected fire point area and the sample characteristics in the FHOG characteristic set, and finally determining the fire occurrence condition according to a threshold value; and S7, if a fire disaster happens, alarming information is given. The invention also provides an online fire identification device based on the CN + FHOG characteristic. The invention has high precision and can effectively carry out on-line fire identification.

摘要：【中文】本发明公开了一种基于迭代法构建相关滤波响应的目标跟踪方法，包括以下步骤：S1、确定跟踪目标参数，提取融合特征并加窗处理；S2、通过频域隐式插值构建多分辨率特征图；S3、PCA方法构建特征降维矩阵；S4、应用共轭梯度法构建特征滤波器；S5、提取候选区域多尺度的融合特征并降维加窗；S6、频域隐式插值构建多分辨率特征图；S7、滤波处理获得各个通道的响应矩阵；S8、构建响应矩阵，确定跟踪结果；S9、更新GMM模型，更新滤波器；S10、循环执行S5、S6、S7、S8、S9。本发明可以有效降低特征冗余，限制较大误差的相关滤波响应对最终响应图的影响，提高跟踪方法效率。 【EN】The invention discloses a target tracking method for constructing a relevant filtering response based on an iteration method, which comprises the following steps: s1, determining tracking target parameters, extracting fusion characteristics and windowing; s2, constructing a multi-resolution characteristic diagram through frequency domain implicit interpolation; s3, constructing a feature dimension reduction matrix by a PCA method; s4, constructing a characteristic filter by applying a conjugate gradient method; s5, extracting multi-scale fusion characteristics of the candidate region, and performing dimensionality reduction and windowing; s6, constructing a multi-resolution characteristic diagram by frequency domain implicit interpolation; s7, filtering to obtain a response matrix of each channel; s8, constructing a response matrix and determining a tracking result; s9, updating the GMM model and updating the filter; s10, executing S5, S6, S7, S8 and S9 in a circulating mode. The method can effectively reduce the characteristic redundancy, limit the influence of the relevant filtering response with larger error on the final response diagram, and improve the efficiency of the tracking method.

摘要：【中文】本发明属于电池材料技术领域，尤其涉及一种具有长循环寿命微米硅碳复合负极材料的制备方法，通过该方法制备得到的复合负极材料具有强韧的多级缓冲结构，对内能够稳定循环过程中粉碎的微米硅颗粒，并保护破裂暴露的新鲜表面；而外层高强度和高模量的石墨烯致密网络能够最大程度地保持内部硅碳活性颗粒在压实过程中结构的完整性。同时外层致密收缩的石墨烯网络将内部的硅碳活性颗粒（SiMP@C）紧密联结成一个力学和电学整体，实现电极结构的增强增韧，从而在脱嵌锂的过程中实现有效的机械缓冲和连续快速的电子传递。 【EN】The invention belongs to the technical field of battery materials, and particularly relates to a preparation method of a micron silicon-carbon composite anode material with long cycle life, wherein the composite anode material prepared by the method has a tough multi-stage buffer structure, can stabilize micron silicon particles crushed in the circulation process, and protect the exposed fresh surface after cracking; and the graphene compact network with high strength and high modulus of the outer layer can furthest maintain the structural integrity of the inner silicon-carbon active particles in the compaction process. Meanwhile, the inner silicon-carbon active particles (SiMP @ C) are tightly connected into a mechanical and electrical whole by the outer layer of the dense and contracted graphene network, so that the enhancement and the toughening of the electrode structure are realized, and effective mechanical buffering and continuous and rapid electronic transfer are realized in the lithium desorption and intercalation process.

摘要：【中文】根据本申请的实施例，提供了半导体结构及其形成方法。本公开描述了保护金属互连结构免受用于在金属互连结构上方形成其它金属结构的随后化学机械抛光工艺损坏的技术。使金属互连结构凹陷以在金属互连结构和周围介电层之间形成凹槽。在凹槽内形成金属覆盖结构。使介电层的上部变形以包括拉伸应力，该拉伸应力使介电层相对于金属覆盖结构扩展，以减小或消除金属覆盖结构与介电层之间的界面中的间隙。 【EN】According to embodiments of the present application, semiconductor structures and methods of forming the same are provided. The present disclosure describes techniques to protect metal interconnect structures from subsequent chemical mechanical polishing processes used to form other metal structures over the metal interconnect structures. The metal interconnect structure is recessed to form a recess between the metal interconnect structure and the surrounding dielectric layer. And forming a metal covering structure in the groove. An upper portion of the dielectric layer is deformed to include a tensile stress that expands the dielectric layer relative to the metal cap structure to reduce or eliminate a gap in an interface between the metal cap structure and the dielectric layer.

摘要：【中文】本发明公开了一种碳纤维复合纤维滤网，为半椭球形，由外向内依次为拦截纤维布、疏导纤维和支撑内胆，相邻部分由钢网隔离。本发明使用碳纤维的高强度和自润滑性将絮凝沉淀后的含砷废液进行过滤，将沉淀进行拦截，从而无需在沉淀池中对废液进行长时间的静置沉淀；将本发明3个组合之后可将废液中的沉淀拦截95％，使用后将滤网超声处理即可将沉淀分离，实现重复使用。 【EN】The invention discloses a carbon fiber composite fiber filter screen which is semi-ellipsoidal, sequentially comprises intercepting fiber cloth, dredging fibers and a supporting liner from outside to inside, and adjacent parts are isolated by a steel mesh. The method uses the high strength and self-lubricity of the carbon fiber to filter the arsenic-containing waste liquid after flocculation precipitation and intercept the precipitation, so that the waste liquid does not need to be subjected to long-time standing precipitation in a precipitation tank; after the 3 groups are combined, the sediment in the waste liquid can be intercepted by 95 percent, and the sediment can be separated by carrying out ultrasonic treatment on the filter screen after use, so that the repeated use is realized.