摘要：【中文】本发明提供基于建筑施工的降噪式施工平台结构，涉及建筑施工技术领域，以解决施工平台本身在高空作业，自身存在安全隐患，而要加设隔音机构，更加了负担，常规的隔音机构难以与施工平台相契合，在使用过程中不能够灵活变通的问题，包括施工平台主体；所述施工平台主体的下端内框之间纵横交错安装有两个踏板A。本发明中由于踏板A的两端底部分别垂直向下固定安装有与行程孔相适应的扣块，从而可使得两个相互交错的踏板A能够在行程孔中进行移动，便于更换施工位置，而踏板B的左端和右端分别固定安装有与滑槽相适应的滑柱，可使得踏板B能够沿滑槽进行移动，避免踏板B在高处脱落，保证安全施工，两相互补可保证高处和低处的施工作业安全。 【EN】The invention provides a noise reduction type construction platform structure based on building construction, relates to the technical field of building construction, and aims to solve the problems that a construction platform works at high altitude, potential safety hazards exist in the construction platform, a sound insulation mechanism needs to be additionally arranged, burden is increased, the conventional sound insulation mechanism is difficult to fit with the construction platform, and the construction platform cannot be flexibly changed in the using process; two pedals A are arranged between the inner frames at the lower end of the construction platform main body in a criss-cross mode. In the invention, the bottom parts of the two ends of the pedal A are respectively and vertically and downwards fixedly provided with the buckling blocks which are adaptive to the stroke holes, so that the two mutually staggered pedals A can move in the stroke holes, the construction position is convenient to replace, the left end and the right end of the pedal B are respectively and fixedly provided with the sliding columns which are adaptive to the sliding grooves, the pedal B can move along the sliding grooves, the pedal B is prevented from falling off at a high position, the safe construction is ensured, and the construction operation safety of the high position and the low position can be ensured by two-phase complementation.

摘要：【中文】本发明属于医药技术领域，涉及光敏剂‑低氧激活前药一体化前药，将光敏剂与低氧激活前药以光诱导电子转移触发断裂的键、活性氧敏感键、既能通过PET断裂又具有ROS敏感的键或非敏感键相连，实现光敏剂和低氧激活前药高效共载和同步递送。本发明以焦脱镁叶绿酸a作为光敏剂，以PR104A作为低氧激活前药，以酮缩硫醇键或单硫醚键或非敏感碳酸酯键相连，合成一体化前药，制备自组装纳米递药系统。本发明制备工艺简单，纳米粒载药量高；粒径小且均一，利于纳米粒通过EPR效应富集于肿瘤部位；进行光动力治疗的同时，通过PET与ROS双模式触发低氧激活前药在肿瘤的选择性释放；光动力治疗促进低氧激活前药的激活，显著提高了光敏剂和低氧激活前药的协同抗肿瘤效果。 【EN】The invention belongs to the technical field of medicines, and relates to a photosensitizer-hypoxia activated prodrug integrated prodrug, wherein a bond which is broken by photoinduced electron transfer triggering of a photosensitizer and a hypoxia activated prodrug, an active oxygen sensitive bond, a bond which can be broken through PET and has ROS sensitivity or a non-sensitive bond are connected, so that the high-efficiency co-loading and synchronous delivery of the photosensitizer and the hypoxia activated prodrug are realized. The invention takes pyropheophorbide a as a photosensitizer, PR104A as a hypoxia activated prodrug, and is connected by a ketone thioketal bond or a monothioether bond or a non-sensitive carbonate bond to synthesize an integrated prodrug, and prepare the self-assembled nano drug delivery system. The preparation process is simple, and the drug loading of the nanoparticles is high; the particle size is small and uniform, and the nanoparticles are favorably enriched on tumor parts through an EPR effect; the selective release of the hypoxia-activated prodrug on the tumor is triggered by the PET and ROS double modes while photodynamic therapy is carried out; photodynamic therapy promotes the activation of the hypoxia-activated prodrug, and the synergistic antitumor effect of the photosensitizer and the hypoxia-activated prodrug is obviously improved.

摘要：【中文】本发明公开了一种背风型风力机，风轮（1）包括若干个叶片（1‑1），若干个叶片（1‑1）的内端固定连接风轮旋转机构的上端，若干个叶片（1‑1）围绕风轮旋转机构环形分布，在风静止时风轮（1）的竖向横截面呈现M型。背风型风轮配置不受“塔架干涉”限制，可以使叶片设计得比迎风式配置更柔；同时背风M型风轮随着风速的增大自动变形，使得叶片在额定功率附近的一段风速区间内尽量处于拉伸受力状态，充分发挥叶片的材料强度，使叶片被设计得更柔更轻，进一步降低叶片及整机成本。背风型的风轮可以凭借其复位偏航力矩自动对准来流，通常比迎风型有更好的偏航控制性能，也更适用于极端气象条件下的超大型风力机。 【EN】The invention discloses a leeward type wind turbine, wherein a wind wheel (1) comprises a plurality of blades (1-1), the inner ends of the blades (1-1) are fixedly connected with the upper end of a wind wheel rotating mechanism, the blades (1-1) are annularly distributed around the wind wheel rotating mechanism, and the vertical cross section of the wind wheel (1) is M-shaped when wind is static. The leeward type wind wheel configuration is not limited by 'tower interference', so that the blades can be designed to be softer than the windward type configuration; meanwhile, the leeward M-shaped wind wheel automatically deforms along with the increase of the wind speed, so that the blades are in a stretching stress state as much as possible in a section of wind speed interval near the rated power, the material strength of the blades is fully exerted, the blades are designed to be softer and lighter, and the cost of the blades and the whole machine is further reduced. The leeward type wind wheel can automatically align to the incoming flow by means of the reset yaw moment, has better yaw control performance than the windward type wind wheel generally, and is more suitable for an ultra-large wind machine under extreme meteorological conditions.

摘要：【中文】本发明公开了一种基于动态注意力机制的多事件视频描述方法，包括如下步骤：将视频序列输入三维卷积神经网络，提取视频的视觉特征；采用基于注意力机制的视频编码层对视觉特征进行编码，并将特征编码输入到事件预测层；事件预测层根据视频编码信息对各个事件进行预测；事件描述层根据事件预测结果获取各事件视觉特征，并动态结合自身的上下文信息产生各事件的文字描述。所述方法克服了现有多事件视频描述方法并行性差，效率低的缺点，同时保证了视频描述生成的准确性，并能够采用端到端的方式进行模型的训练。 【EN】The invention discloses a multi-event video description method based on a dynamic attention mechanism, which comprises the following steps: inputting the video sequence into a three-dimensional convolution neural network, and extracting visual features of the video; coding the visual characteristics by adopting a video coding layer based on an attention mechanism, and inputting the characteristic codes into an event prediction layer; the event prediction layer predicts each event according to the video coding information; and the event description layer acquires visual characteristics of each event according to the event prediction result and dynamically combines the context information of the event description layer to generate the text description of each event. The method overcomes the defects of poor parallelism and low efficiency of the conventional multi-event video description method, ensures the accuracy of video description generation, and can train the model in an end-to-end mode.

摘要：【中文】本发明公开了一种基于多体系统传递矩阵法求解三维机翼线性颤振速度的方法，包括以下过程：基于多体系统传递矩阵法推导机翼的弯扭耦合梁传递矩阵；建立机翼的总传递方程，并求解得到机翼的固有频率和振型；根据Theodorsen非定常气动力理论建立机翼振动位移与气动力的关系；建立机翼的体动力学方程，并将其转换到频域获得机翼的颤振频域模型；对机翼颤振频域模型进行频域求解，得到机翼的颤振速度。本发明可实现机翼颤振速度的快速求解。 【EN】The invention discloses a method for solving linear flutter speed of three-dimensional wings based on a multi-body system transfer matrix method, which comprises the following steps: deducing a torsion coupling beam transfer matrix of the wing based on a multi-body system transfer matrix method; establishing a total transfer equation of the wing, and solving to obtain the natural frequency and the vibration mode of the wing; establishing a relationship between wing vibration displacement and aerodynamic force according to Theodorsen unsteady aerodynamic theory; establishing a body dynamic equation of the wing, and converting the body dynamic equation into a frequency domain to obtain a flutter frequency domain model of the wing; and carrying out frequency domain solution on the flutter frequency domain model of the wing to obtain the flutter speed of the wing. The method can realize the quick solution of the flutter speed of the wing.

摘要：【中文】本发明公开了一种水利水电工程循环散热系统，一种水利水电工程循环散热系统，包括底座，底座的顶部从左到右依次设置有散热箱体、水泵和推手架，散热箱体的内腔固接有分隔板，散热箱体的内腔通过分隔板分隔有散热室和冷却防冻液室，分隔板的右侧壁顶部设置有循环管，散热室和冷却防冻液室的内腔顶部均连通有注液管，散热箱体的顶部右侧设置有进液管，散热箱体的左侧壁底部设置有出液管，散热箱体的内腔从左到右等间距设置有S形散热管，相邻两组S形散热管之间设置有导流板，散热箱体的后侧壁设置有出水管，散热箱体的前侧壁设置有进水管，本发明结构设计合理，便于对油源及时有效的进行辅助循环散热，减少其高温操作下对设备造成的损坏。 【EN】The invention discloses a water conservancy and hydropower engineering circulating heat dissipation system, which comprises a base, wherein a heat dissipation box body, a water pump and a push handle frame are sequentially arranged on the top of the base from left to right, a partition plate is fixedly connected to the inner cavity of the heat dissipation box body, the inner cavity of the heat dissipation box body is partitioned into a heat dissipation chamber and a cooling antifreeze chamber through the partition plate, a circulating pipe is arranged on the top of the right side wall of the partition plate, the tops of the inner cavities of the heat dissipation chamber and the cooling antifreeze chamber are both communicated with a liquid injection pipe, a liquid inlet pipe is arranged on the right side of the top of the heat dissipation box body, a liquid outlet pipe is arranged on the bottom of the left side wall of the heat dissipation box body, S-shaped heat dissipation pipes are arranged in the inner cavity of the heat dissipation box body at equal intervals from left to right, the auxiliary circulation heat dissipation is conveniently and effectively carried out on the oil source in time, and the damage to equipment caused by high-temperature operation is reduced.

摘要：【中文】本发明公开了一种上软下硬地层深基坑吊脚桩支护结构。它包括上半部分支护体系和下半部分支护体系；所述上半部分支护体系和下半部分支护体系以吊脚桩底部为分界线设置在基坑内；所述上半部分支护体系布置在基坑内壁上；所述下半部分支护体系布置在所述上半部分支护体系下端；所述上半部分支护体系包括吊脚桩和钢筋混凝土支撑；所述下半部分支护体系包括锚杆和喷射混凝土。本发明具有支护刚度大的优点。本发明还公开了所述上软下硬地层深基坑吊脚桩支护结构的施工方法。 【EN】The invention discloses a supporting structure for a foot-hanging pile of a deep foundation pit in a soft upper layer and a hard lower layer. The device comprises an upper half supporting system and a lower half supporting system; the upper half part supporting system and the lower half part supporting system are arranged in the foundation pit by taking the bottom of the foot-hanging pile as a boundary; the upper half part of the supporting system is arranged on the inner wall of the foundation pit; the lower half supporting system is arranged at the lower end of the upper half supporting system; the upper half part supporting system comprises a hanging foot pile and a reinforced concrete support; the lower half portion supporting system comprises anchor rods and sprayed concrete. The invention has the advantage of high supporting rigidity. The invention also discloses a construction method of the supporting structure of the foot-hanging pile of the deep foundation pit in the upper soft and lower hard stratum.

摘要：【中文】本发明公开了一种适用于横跨基坑管线群的支撑结构的施工方法。它包括如下步骤，施工基坑四周的围护结构；施工拟改迁地下管线群附近的两根第一道钢筋混凝土支撑和临时立柱；放坡开挖基坑内拟改迁地下管线群附近的土石方；开挖至地下管线群底部标高以下0.5m时，人工清理基底，并采用素混凝土找平；清理临时立柱周边的渣土；在素混凝土垫层上铺设钢筋网片，浇筑混凝土并养护到设计强度；将地下管线群改移到钢筋混凝土结构板上；开挖基坑；地下结构施工；回填地下管线群周边基坑。本发明具有操作简便，结构稳固的优点。本发明还公开了采用适用于横跨基坑管线群的支撑结构的施工方法施工的用于横跨基坑管线群的支撑结构。 【EN】The invention discloses a construction method of a supporting structure suitable for crossing a foundation pit pipeline group. The method comprises the following steps of constructing an enclosure structure around a foundation pit; constructing two first reinforced concrete supports and temporary stand columns near the underground pipeline group to be changed; putting a slope and excavating earthwork near an underground pipeline group to be changed in a foundation pit; when the bottom elevation of the underground pipeline group is excavated to be below 0.5m, manually cleaning the substrate, and leveling by adopting plain concrete; cleaning the residue soil around the temporary upright post; laying a steel bar mesh on the plain concrete cushion layer, pouring concrete and maintaining to the designed strength; changing the underground pipeline group to a reinforced concrete structural slab; excavating a foundation pit; constructing an underground structure; and backfilling foundation pits around the underground pipeline group. The invention has the advantages of simple operation and stable structure. The invention also discloses a supporting structure for crossing the foundation pit pipeline group, which is constructed by adopting the construction method of the supporting structure suitable for crossing the foundation pit pipeline group.

摘要：【中文】本发明公开了一种便携式可移动拱桥主拱圈检测平台装置，包括有侧U形结构的检测平台，检测平台包括有水平设置的顶、底部，以及将其两者连接起来的竖向连接部，其中顶部经其底部的行走轮支撑在主拱圈顶端表面，底部位于主拱圈底面下方，竖向连接部上设置有爬梯，检测平台顶部设置有配重块和电机驱动装置，电机驱动装置与行走轮连接。该平台装置可以进行现场安装，也可以预先安装一部分后，运输到现场，再进行拼装，同时也可以设置成永久性装置安放在桥梁上，方便日常检查。该结构比较安全，效率较高，可逐个对主拱圈吊杆上锚头进行打开检查，同时也可以有效地对主拱圈部关键截面进行观测。 【EN】The invention discloses a portable movable arch bridge main arch ring detection platform device which comprises a detection platform with a side U-shaped structure, wherein the detection platform comprises a top and a bottom which are horizontally arranged and a vertical connecting part for connecting the top and the bottom, the top is supported on the surface of the top end of a main arch ring through a walking wheel at the bottom, the bottom is positioned below the bottom surface of the main arch ring, a ladder stand is arranged on the vertical connecting part, a balancing weight and a motor driving device are arranged at the top of the detection platform, and the motor driving device is connected with the walking wheel. The platform device can be installed on site, also can be transported to the site after being installed partially in advance, and then is assembled, and meanwhile, the platform device can also be set to be a permanent device to be placed on a bridge, so that the daily inspection is convenient. The structure is safer, the efficiency is higher, the inspection of opening the anchor head on the main arch ring suspender one by one can be carried out, and meanwhile, the key section of the main arch ring part can be effectively observed.