摘要：【中文】本申请公开了一种点云处理方法、点云处理系统和存储介质。点云处理方法包括：处理当前帧图像以确定目标点的当前二维特征，当前二维特征为目标点在当前帧图像的二维特征；根据当前帧图像树结构确定目标点与目标点的邻近点之间的距离；根据距离预测目标点的卷积核；利用卷积核处理当前二维特征以得到当前三维特征，当前三维特征为目标点在当前帧图像的三维特征；根据当前三维特征确定当前帧图像的点云分割结果。如此，可以及时确定当前帧图像的点云分割结果，从而使扫描者对点云分割结果及时做出反馈，有利于提高分割效果。 【EN】The application discloses a point cloud processing method, a point cloud processing system and a storage medium. The point cloud processing method comprises the following steps: processing the current frame image to determine the current two-dimensional characteristic of the target point, wherein the current two-dimensional characteristic is the two-dimensional characteristic of the target point in the current frame image; determining the distance between a target point and an adjacent point of the target point according to the current frame image tree structure; predicting a convolution kernel of the target point according to the distance; processing the current two-dimensional feature by using a convolution kernel to obtain a current three-dimensional feature, wherein the current three-dimensional feature is the three-dimensional feature of a target point in the current frame image; and determining a point cloud segmentation result of the current frame image according to the current three-dimensional characteristics. Therefore, the point cloud segmentation result of the current frame image can be determined in time, so that a scanner can feed back the point cloud segmentation result in time, and the segmentation effect is improved.

摘要：【中文】本发明公开了一种加气混凝土抗冻砌块及其生产工艺，涉及建筑材料技术领域，加气混凝土抗冻砌块包括如下重量份的组分：水泥粉220‑250份；石灰200‑210份；细砂1000‑1150份；铝粉1.2‑1.5份；水1000‑1100份；憎水剂3‑5份。憎水剂为接枝有机硅的含氟丙烯酸酯聚合物，可附着于混凝土内毛细孔壁上，一方面减小毛细孔径，另一方面阻碍水通过毛细孔渗入砌块，进而降低砌块的吸水率，提高其抗渗性能，进而提高砌块的抗冻性能。 【EN】The invention discloses an aerated concrete anti-freezing building block and a production process thereof, and relates to the technical field of building materials, wherein the aerated concrete anti-freezing building block comprises the following components in parts by weight: 220 portions and 250 portions of cement powder; 200 portions and 210 portions of lime; 1000 portions of fine sand and 1150 portions; 1.2-1.5 parts of aluminum powder; 1000 portions of water and 1100 portions of water; 3-5 parts of a water repellent. The water repellent is a fluorine-containing acrylate polymer grafted with organosilicon, and can be attached to the inner capillary hole wall of concrete, so that the capillary hole diameter is reduced, water is prevented from permeating into the building block through the capillary hole, the water absorption rate of the building block is reduced, the anti-permeability performance of the building block is improved, and the anti-freezing performance of the building block is improved.

摘要：【中文】本发明公开了一种加气混凝土保温砌块及其生产工艺，涉及建筑材料技术领域，加气混凝土保温砌块包括如下重量份的组分：水泥粉 220‑250份；石灰 200‑210份；细砂 1000‑1150份；铝粉 1.2‑1.5份；水 1000‑1100份；保温粉体 150‑200份。保温粉体由改性竹粉与PVC共混制成，约10%的细砂换成低导热率、低吸水率的保温粉体进行填充，既不会对砌块强度造成不利影响，又能进一步提高砌块的保温性能。 【EN】The invention discloses an aerated concrete heat-insulating building block and a production process thereof, and relates to the technical field of building materials, wherein the aerated concrete heat-insulating building block comprises the following components in parts by weight: 220 portions and 250 portions of cement powder; 200 portions and 210 portions of lime; 1000 portions of fine sand and 1150 portions; 1.2-1.5 parts of aluminum powder; 1000 portions of water and 1100 portions of water; 150 portions of heat preservation powder and 200 portions of heat preservation powder. The heat-insulating powder is prepared by blending modified bamboo powder and PVC, about 10% of fine sand is replaced by the heat-insulating powder with low thermal conductivity and low water absorption rate for filling, so that the strength of the building block is not adversely affected, and the heat-insulating performance of the building block can be further improved.

摘要：【中文】本发明公开了一种电梯钢结构井道导轨固定装置及其施工方法，包括导轨支架，导轨支架通过导轨支架连接臂与钢结构井道固连，导轨置于导轨支架朝向钢结构井道内侧一侧；还包括限位板组，限位板组安装于导轨支架上，且限位板组能够限制导轨的横向位移，导轨能够相对于限位板组竖直移动并通过限位板组固定于竖直方向的任意位置。本发明的导轨固定装置通过导轨横向定位板和导轨支架在导轨调整好位置和垂直度后限制其横向位移，为提高后期施工、校准精度；另外，通过导轨压板在相邻的导轨对位后实现导轨的锁定，确保对位后导轨不会出现竖直方向的滑移，整个调整过程十分方便，在工厂预装时就能够调整好导轨的相对位置，提高了施工效率，节约了人力物力。 【EN】The invention discloses a fixing device for a guide rail of a steel structure hoistway of an elevator and a construction method thereof, wherein the fixing device comprises a guide rail bracket, the guide rail bracket is fixedly connected with the steel structure hoistway through a guide rail bracket connecting arm, and a guide rail is arranged on one side of the guide rail bracket, which faces the inner side of the steel structure hoistway; the guide rail fixing device is characterized by further comprising a limiting plate group, the limiting plate group is mounted on the guide rail support and can limit the transverse displacement of the guide rail, and the guide rail can vertically move relative to the limiting plate group and is fixed at any position in the vertical direction through the limiting plate group. The guide rail fixing device limits the transverse displacement of the guide rail after the position and the verticality of the guide rail are adjusted through the guide rail transverse positioning plate and the guide rail bracket, so that the later construction and calibration precision is improved; in addition, the guide rail is locked after the adjacent guide rails are aligned through the guide rail pressing plates, the guide rails cannot slide in the vertical direction after alignment, the whole adjusting process is very convenient, the relative positions of the guide rails can be adjusted when the guide rails are preassembled in a factory, the construction efficiency is improved, and manpower and material resources are saved.

摘要：【中文】本申请涉及一种线下电子证照出示方法、装置、系统、计算机设备和计算机可读存储介质。所述方法包括：采用用户终端生成用户核准信息，并接收所述电子证照库针对所述用户身份信息返回的授权请求；根据所述授权请求，显示确认授权界面；基于所述确认授权界面生成确认授权指令，向所述电子证照库发送所述确认授权指令，以使得待出具电子证照在所述第三方终端上进行显示。该方法保证了办事人向窗口业务人员快速出示证照，有效地降低了验证材料的时间成本，同时，保证了复杂证照的准确出示，提高了线下办事效率。 【EN】The application relates to an offline electronic license presentation method, an offline electronic license presentation device, an offline electronic license presentation system, computer equipment and a computer-readable storage medium. The method comprises the following steps: generating user approval information by adopting a user terminal, and receiving an authorization request returned by the electronic certificate base aiming at the user identity information; displaying an authorization confirmation interface according to the authorization request; and generating an authorization confirmation instruction based on the authorization confirmation interface, and sending the authorization confirmation instruction to the electronic license library so as to display the electronic license to be issued on the third-party terminal. The method ensures that the clerk rapidly shows the certificate to the window business staff, effectively reduces the time cost of verification materials, simultaneously ensures the accurate showing of the complex certificate, and improves the offline work efficiency.