摘要：【中文】本发明公开了一种多打印头自动换头快速成型3d打印机及其打印方法，包括机架、附着平台、第一驱动部、第二驱动部、第三驱动部、z轴驱动部、电磁换头组件、磁力吸附组件；第一、二、三打印头分别在第一、二、三驱动部驱动下在第一、二、三区域往复运动，z轴驱动部驱动所述附着平台下降与所述截面模型相应的高度，再次重复上述步骤，直至完成模型打印任务，得到成品；通过第三打印头支架上的磁力吸附组件通断电来控制吸附释放更换模块设备；本发明利用3D打印技术，通过三个打印头加热融化‑挤出‑冷却固化的方式实现了模型的3D打印，从而实现降低铸造模具的周期及多色模型打印的最终目的。 【EN】The invention discloses a multi-printing-head automatic head-changing rapid prototyping 3d printer and a printing method thereof, wherein the multi-printing-head automatic head-changing rapid prototyping 3d printer comprises a rack, an attachment platform, a first driving part, a second driving part, a third driving part, a z-axis driving part, an electromagnetic head-changing assembly and a magnetic adsorption assembly; the first printing head, the second printing head and the third printing head respectively reciprocate in the first area, the second area and the third area under the driving of the first driving part, the second driving part and the third driving part, the z-axis driving part drives the attachment platform to descend by the height corresponding to the cross-section model, and the steps are repeated again until the model printing task is finished to obtain a finished product; the magnetic adsorption component on the third printing head bracket is powered off to control adsorption, release and replacement of the module equipment; the invention realizes the 3D printing of the model by utilizing the 3D printing technology and adopting the modes of heating, melting, extruding, cooling and solidifying by the three printing heads, thereby realizing the final purposes of reducing the period of the casting mould and printing the multicolor model.

摘要：【中文】本申请公开了一种茶烟酒书香合器及其用途。该茶烟酒书香合器包括容器，所述容器上端设置有烟灰进口，容器内设置用于固定香的固定件，容器侧壁上设置有若干与所述烟灰进口连通的凹槽。本申请解决了相关技术中应用于茶、烟、酒、书和香的产品功能单一，导致为满足需求，往往需要购置大量的针对性产品，导致使用成本增加，降低了用户体验的技术问题。 【EN】The application discloses a tea cigarette wine book fragrance combiner and application thereof. This tea cigarette wine book is fragrant to be closed includes the container, the container upper end is provided with the cigarette ash import, sets up the mounting that is used for fixed fragrant in the container, be provided with on the container lateral wall a plurality of with the recess of cigarette ash import intercommunication. The application solves the technical problems that the product applied to tea, cigarettes, wine, books and spices in the related art is single in function, a large amount of specific products are often required to be purchased to meet the requirements, the use cost is increased, and the user experience is reduced.

摘要：【中文】本发明涉及地坪模板技术领域，且公开了一种新型大厚度混凝土地坪模板构造，包括模板、两个十字支架和一个旗形支架，两个所述十字支架和一个旗形支架交错安装在模板的底部，所述模板包括一个竖直的槽钢和一个角钢，所述角钢安装在槽钢右侧壁的上侧，两个所述十字支架安装在所述槽钢的内侧,所述旗形支架安装在槽钢的外侧,该新型大厚度混凝土地坪模板构造及其使用方法，利用该构造形成的施工缝线条顺直，表观质量好，十字支架与模板分开后，十字支架可以折叠起来，方便整个设备的拆装和运输，当模板与旗形支架分开后，也可对旗形支架进行折叠，方便整个设备的拆装和移动，整个设备安拆速度快，周转次数多，损坏率小，施工周期短，节约施工成本。 【EN】The invention relates to the technical field of terrace templates and discloses a novel large-thickness concrete terrace template structure which comprises a template, two cross supports and a flag-shaped support, wherein the two cross supports and the flag-shaped support are installed at the bottom of the template in a staggered manner, the template comprises a vertical channel steel and an angle steel, the angle steel is installed at the upper side of the right side wall of the channel steel, the two cross supports are installed at the inner side of the channel steel, the flag-shaped support is installed at the outer side of the channel steel, the novel large-thickness concrete terrace template structure and the use method thereof have the advantages that a construction joint line formed by the novel large-thickness concrete terrace template structure is straight, the apparent quality is good, the cross supports can be folded after the cross supports are separated from the template, the disassembly and the transportation of the whole equipment are convenient, the flag-shaped support can be folded after the template is separated from the flag-shaped support, and the, the whole equipment is fast to install and dismantle, the turnover times are many, the damage rate is small, the construction period is short, and the construction cost is saved.

摘要：【中文】一种水下柔性施罗德散射体复合结构及其制备方法。所述复合结构通过水凝胶聚合前驱体溶液紫外固化来制备，所述前驱体溶液包括：水凝胶单体、光引发剂、交联剂、催化剂和水。所述制备方法包括将所述前驱体溶液浇筑到模板内的施罗德散射体上并紫外固化，由此得到所述水下柔性施罗德散射体复合结构。本发明的复合结构制备过程简单，加工成本低，对垂直入射的声波具有优良的散射作用，自适应性能好，柔韧性高，可敷设于不规则待保护设备表面。 【EN】An underwater flexible Schroeder scatterer composite structure and a preparation method thereof. The composite structure is prepared by uv curing of a hydrogel polymerization precursor solution comprising: hydrogel monomer, photoinitiator, cross-linking agent, catalyst and water. The preparation method comprises the steps of pouring the precursor solution onto a Schroeder scatterer in a template and carrying out ultraviolet curing, so as to obtain the underwater flexible Schroeder scatterer composite structure. The composite structure has the advantages of simple preparation process, low processing cost, excellent scattering effect on the vertically incident sound wave, good self-adaptability and high flexibility, and can be laid on the surface of irregular equipment to be protected.

摘要：【中文】一种氮硫共掺杂石墨烯纤维超级电容器电极材料的制备方法，属于能源材料技术领域。向氧化石墨烯前驱体分散液中添加含氮硫元素的小分子化合物，通过水热组装和热退火处理，制备出具有多孔结构的一维氮硫共掺杂石墨烯纤维，这种纤维可以作为高性能超级电容器的电极材料。其机理在于通过含氮硫的小分子化合物热反应产生的气体(氨气，二氧化硫)制造出纤维内部的多级孔结构，增大了纤维的比表面积，通过氮硫原子共掺杂产生协同作用，提高了纤维的电化学反应活性、电导率、浸润性及电荷存储能力。 【EN】A preparation method of a nitrogen and sulfur co-doped graphene fiber supercapacitor electrode material belongs to the technical field of energy materials. Adding a micromolecular compound containing nitrogen and sulfur elements into the graphene oxide precursor dispersion liquid, and preparing the one-dimensional nitrogen and sulfur co-doped graphene fiber with a porous structure through hydrothermal assembly and thermal annealing treatment, wherein the fiber can be used as an electrode material of a high-performance super capacitor. The mechanism is that the multistage pore structure in the fiber is manufactured by gas (ammonia gas and sulfur dioxide) generated by the thermal reaction of the nitrogen-sulfur containing micromolecular compound, the specific surface area of the fiber is increased, the synergistic effect is generated by co-doping of nitrogen and sulfur atoms, and the electrochemical reaction activity, the conductivity, the wettability and the charge storage capacity of the fiber are improved.

摘要：【中文】本发明提供了一种从卤水中提取铷铯的电化学方法，该方法基于普鲁士蓝分子空位对铷铯离子的选择性，通过电化学还原与氧化实现铷铯离子的嵌入与脱出，可获得含有铷铯的高浓缩液，从而实现对卤水中铷铯的选择性提取。该方法具有操作简单、试剂用量少、选择性分离利用率高、无废水废渣产生的优点。 【EN】The invention provides an electrochemical method for extracting rubidium and cesium from brine, which is based on selectivity of prussian blue molecular vacancy to rubidium and cesium ions, realizes embedding and removing of the rubidium and cesium ions through electrochemical reduction and oxidation, can obtain a highly concentrated solution containing rubidium and cesium, and further realizes selective extraction of the rubidium and cesium from the brine. The method has the advantages of simple operation, less reagent consumption, high selective separation utilization rate and no waste water and waste residue.

摘要：【中文】本发明涉及一种从废水中去除并回收铊的方法，包括如下步骤：将涂覆有普鲁士蓝、导电材料、粘结材料和造孔剂的工作电极置于含有铊的废水中作为阴极，惰性电极作为阳极，在外加电场的作用下，废水中的铊离子嵌入到阴极中形成含铊普鲁士蓝的工作电极，进而将废水中的铊去除；将含铊普鲁士蓝的工作电极置于酸性电解液中进行电解，铊从普鲁士蓝分子空位中脱出，释放到酸性电解液中获得富铊溶液，实现了铊的回收。本发明的整个流程工作电极可以循环工作，不再需要加入沉淀剂或吸附剂，也无含铊废渣产生，铊作为产品回收，该方法操作简单，试剂用量少，选择性分离利用率高，无含铊废渣产生等特点。 【EN】The invention relates to a method for removing and recovering thallium from wastewater, which comprises the following steps: placing a working electrode coated with Prussian blue, a conductive material, a bonding material and a pore-forming agent in thallium-containing wastewater as a cathode, using an inert electrode as an anode, and embedding thallium ions in the wastewater into the cathode under the action of an external electric field to form a thallium-containing Prussian blue working electrode so as to remove thallium in the wastewater; and (3) placing the working electrode containing the thallium Prussian blue into an acid electrolyte for electrolysis, removing thallium from Prussian blue molecular vacancies, releasing the thallium into the acid electrolyte to obtain a thallium-rich solution, and realizing thallium recovery. The working electrode in the whole process can work circularly, a precipitator or an adsorbent is not required to be added, no thallium-containing waste residue is generated, thallium is recovered as a product, and the method has the characteristics of simple operation, small reagent dosage, high selective separation utilization rate, no thallium-containing waste residue generation and the like.

摘要：【中文】本发明涉及一种连续式深度净化处理含铊工业废水的方法及装置，本发明的连续式深度净化处理含铊工业废水的方法基于普鲁士蓝分子空位对铊离子的选择性，通过电化学还原实现对废水中铊离子的选择性去除，在外电场的作用下，废水中的铊嵌入工作电极，实现铊的去除。本发明的装置在接通电源后废水从电解槽顶部流入，上下循环流动，与每个槽内的工作电极充分接触，在外接电场驱动下，废水中的铊嵌入到阴极中，连续作业阶段，槽电压范围0.4‑1.4V，前段阶段电解槽去除废水中的大部分铊，后段阶梯电解槽对前段废水中的铊进行深度净化，多个电解槽串联可处理极高浓度的含铊废水，并实现深度净化，本发明的装置结构紧凑，可多个组合使用。 【EN】The invention relates to a method and a device for continuously and deeply purifying and treating industrial wastewater containing thallium. The device of the invention flows in from the top of the electrolytic cell after the power is switched on, flows in a vertical circulation way, fully contacts with the working electrode in each cell, thallium in the wastewater is embedded into the cathode under the drive of an external electric field, the voltage of the cell ranges from 0.4V to 1.4V in a continuous operation stage, most thallium in the wastewater is removed by the electrolytic cell in the front stage, thallium in the wastewater in the front stage is deeply purified by the electrolytic cell in the rear stage, and the thallium-containing wastewater with extremely high concentration can be treated by connecting a plurality of electrolytic cells in series, so that the deep purification is realized.

摘要：【中文】本发明公开了一种用于移动式内燃机烟气余热换热器的综合性能评价方法，首先是计算该烟气换热器的总传热量；之后同样是获取该换热器在工作状况下的总压降；接着依靠材料使用量获得换热器的总重量；最后将上述三个因素分别按照“热功转换”及“功率损失”的模型集中到一个以“功率”为计量的物理量中，即定义为该换热器的综合性能评价指标。这一指标可用于直观地评估不同形式的换热器或不同强化方式对整个移动式内燃机余热回收系统带来的综合性能影响，同时为后续的选型优化、结构优化等提供了唯一的并兼顾三个影响因素的目标函数。 【EN】The invention discloses a comprehensive performance evaluation method for a movable internal combustion engine flue gas waste heat exchanger, which comprises the following steps of firstly, calculating the total heat transfer capacity of the flue gas heat exchanger; then, the total pressure drop of the heat exchanger under the working condition is also obtained; then obtaining the total weight of the heat exchanger according to the usage amount of the materials; and finally, respectively concentrating the three factors into a physical quantity taking the power as a measurement according to models of thermal power conversion and power loss, namely defining the physical quantity as a comprehensive performance evaluation index of the heat exchanger. The index can be used for visually evaluating the comprehensive performance influence of heat exchangers in different forms or different strengthening modes on the whole mobile internal combustion engine waste heat recovery system, and simultaneously provides a unique objective function considering three influencing factors for subsequent type selection optimization, structure optimization and the like.

摘要：【中文】本申请公开了一种SiC缺陷的检测方法和系统，方法包括：控制显微镜镜头移动，并拍摄有关待检测SiC片的多张图像；将所述多张图像作为输入样本，将所述输入样本发送给预先训练好的神经网络；所述神经网络以各所述输入样本为输入，输出所述待检测SiC片存在的缺陷数量以及缺陷位置。本申请能够提高SiC缺陷的检测结果的精准度。 【EN】The application discloses a method and a system for detecting SiC defects, wherein the method comprises the following steps: controlling the lens of the microscope to move, and shooting a plurality of images related to the SiC wafer to be detected; taking the multiple images as input samples, and sending the input samples to a pre-trained neural network; and the neural network takes each input sample as input and outputs the number and the positions of the defects of the SiC wafer to be detected. The method and the device can improve the accuracy of the detection result of the SiC defect.