摘要：【中文】本发明公开了一种线阵激光雷达距离像模拟装置和方法，首先由多通道光电转换接收端接收激光雷达脉冲，产生触发信号；利用上位机将距离像数据发送到程控终端；程控终端将距离对应的延时数据处理分解成两部分；由数字延时模块完成大刻度延时，模拟延时模块完成小刻度精密延时；延时完成后程控终端控制输出驱动模块输出多通道脉冲信号；多通道窄脉冲激光发射端将多通道电信号转换为光信号返回到线阵激光雷达回波接收端，完成单次距离像模拟操作。本发明能够进行长时间的模拟仿真，产生连续的高精度距离像模拟延时信号，更符合实际使用情况。 【EN】The invention discloses a distance image simulation device and method for a linear array laser radar, which comprises the steps that firstly, a multichannel photoelectric conversion receiving end receives laser radar pulses and generates trigger signals; sending the range profile data to a program control terminal by using an upper computer; the program control terminal processes and decomposes the delay data corresponding to the distance into two parts; the digital delay module completes large scale delay, and the analog delay module completes small scale precision delay; after the time delay is finished, the program control terminal controls the output driving module to output a multi-channel pulse signal; the multichannel narrow pulse laser transmitting end converts multichannel electrical signals into optical signals and returns the optical signals to the linear array laser radar echo receiving end, and single range image simulation operation is completed. The invention can carry out long-time analog simulation, generates continuous high-precision distance image analog delay signals and better accords with the actual use condition.

摘要：【中文】本发明提供了一种新能源汽车底盘碰撞结构，其包括沿车头至车尾方向依次布置的前下防撞梁总成、前副车架总成、前电池包下护板、后电池包下护板和后副车架总成，且所述前下防撞梁总成连接于所述前副车架总成的前端，所述前电池包下护板连接于所述前副车架总成的底部，所述后电池包下护板连接于所述后副车架总成的底部，并于所述前电池包下护板和所述后电池包下护板相靠近的两端分别设有以构成与电池包相连的连接部。本发明所述的新能源汽车底盘碰撞结构，形成位于汽车底盘位置的碰撞系统，可引导底盘结构在特定区域产生或增加变形，而能够提高新能源汽车底盘的碰撞性能。 【EN】The invention provides a new energy automobile chassis collision structure which comprises a front lower collision avoidance beam assembly, a front auxiliary frame assembly, a front battery pack lower protection plate, a rear battery pack lower protection plate and a rear auxiliary frame assembly, wherein the front lower collision avoidance beam assembly, the front auxiliary frame assembly, the front battery pack lower protection plate, the rear battery pack lower protection plate and the rear auxiliary frame assembly are sequentially arranged in the direction from a vehicle head to a vehicle tail, the front lower collision avoidance beam assembly is connected to the front end of the front auxiliary frame assembly, the front battery pack lower protection plate is connected to the bottom of the front auxiliary frame assembly, the rear battery pack lower protection plate is connected to the bottom of the rear auxiliary frame assembly, and two ends, close to the front battery pack lower protection plate and the rear battery pack lower. The new energy automobile chassis collision structure forms a collision system positioned at the automobile chassis, can guide the chassis structure to generate or increase deformation in a specific area, and can improve the collision performance of the new energy automobile chassis.

摘要：【中文】本发明涉及一种后副车架总成，应用于电动汽车车身，其包括后副车架主体和定位支架，其中，后副车架主体为左右对称结构，并于后副车架主体上构造有于后副车架主体的上部和后副车架主体连接的车身连接部，以及于后副车架主体的下部和后副车架主体连接的电池包护板连接部，且于后副车架主体上还分别设有稳定杆安装部以及上控制臂安装部和下控制臂安装部；定位支架靠近于后副车架主体的左右两端分别设置的两个，且于两个定位支架上分别构造有配合于外部定位件而定位后副车架主体的定位部。本发明所述的的后副车架总成，通过采用对称结构，可易于成型，并使其结构紧凑，从而能够减小后副车架总成的尺寸和重量，可具有较好的使用效果。 【EN】The invention relates to a rear auxiliary frame assembly, which is applied to an electric automobile body and comprises a rear auxiliary frame main body and a positioning bracket, wherein the rear auxiliary frame main body is of a bilateral symmetry structure, a vehicle body connecting part connected with the upper part of the rear auxiliary frame main body and a battery pack guard plate connecting part connected with the lower part of the rear auxiliary frame main body and the rear auxiliary frame main body are constructed on the rear auxiliary frame main body, and a stabilizer bar mounting part, an upper control arm mounting part and a lower control arm mounting part are respectively arranged on the rear auxiliary frame main body; the positioning brackets are close to two of the left end and the right end of the rear auxiliary frame main body and are respectively provided with a positioning part which is matched with an external positioning part to position the rear auxiliary frame main body. The rear auxiliary frame assembly is easy to form and compact in structure by adopting a symmetrical structure, so that the size and the weight of the rear auxiliary frame assembly can be reduced, and a better using effect can be achieved.

摘要：【中文】本发明公开了一种提高车联网中抗攻击性的方法，包括：获取路侧单元的第一类数据包以得到车辆信任值；根据所述车辆信任值生成第二类数据包并广播至当前区域，以便于路侧单元更新所述第一类数据包；其中，所述第二类数据包包括所述车辆信任值、时间信息、属性值以及当前路况信息；接收所述当前区域的第三类数据包并选择性向所述路侧单元发送反馈信息，以便于所述路侧单元更新所述第三类数据包；重复上述步骤直至车辆驶出所述当前区域。本发明提供的提高车联网中抗攻击性的方法在维护了网络安全的同时控制了成本。 【EN】The invention discloses a method for improving attack resistance in Internet of vehicles, which comprises the following steps: acquiring a first class data packet of a road side unit to obtain a vehicle trust value; generating a second type of data packet according to the vehicle trust value and broadcasting the second type of data packet to a current area so that a road side unit can update the first type of data packet; the second type data packet comprises the vehicle trust value, time information, an attribute value and current road condition information; receiving a third type of data packet of the current area and selectively sending feedback information to the road side unit so that the road side unit can update the third type of data packet; and repeating the steps until the vehicle drives out of the current area. The method for improving the attack resistance in the Internet of vehicles provided by the invention maintains the network security and controls the cost at the same time.

摘要：【中文】本发明属于直升机水上迫降机体强度设计领域，公开了一种安装应急漂浮系统的直升机短翼水上迫降强度计算方法，包括：确定直升机短翼的主承力结构；建立主承力结构的有限元仿真模型；根据水上迫降顺序确定主承力结构的多个着水状态；确定每个着水状态下主承力结构的载荷；将每个着水状态下主承力结构的载荷加载到主承力结构的有限元仿真模型上；依次计算直升机短翼水上迫降时多个着水状态下主承力结构的静强度，满足静强度设计要求。 【EN】The invention belongs to the field of strength design of a helicopter forced landing on water body, and discloses a calculation method for the forced landing strength on water of a helicopter short wing provided with an emergency floating system, which comprises the following steps: determining a main bearing structure of a helicopter short wing; establishing a finite element simulation model of the main bearing structure; determining a plurality of water landing states of the main bearing structure according to the water forced landing sequence; determining the load of the main bearing structure in each water-landing state; loading the load of the main bearing structure in each water-landing state onto a finite element simulation model of the main bearing structure; and sequentially calculating the static strength of the main bearing structure under a plurality of water states when the helicopter short wing is forced to land on water, and meeting the design requirement of the static strength.

摘要：【中文】本发明公开了一种车联网邻节点发现方法，包括：初始化车联网中的某一节点S；接收所述节点S周围节点广播的第一发现消息以得到邻节点；按照一定的时间间隔向所述车联网中广播第二发现消息，同时根据所述第一发现消息和当前网络状态更新所述时间间隔；重复上述步骤直至所述节点S离开所述车联网。本发明提供的车联网邻节点发现方法在广播发现消息前，通过在上一个时间间隔收集的周围节点的状态信息来计算出适应于网络状态与移动性的广播发现消息的时间间隔，并综合考虑了网络状态变化与节点速度变化对广播发现消息的影响，有效地减小了网络开销，提高了邻节点发现的精度。 【EN】The invention discloses a method for discovering adjacent nodes of an internet of vehicles, which comprises the following steps: initializing a certain node S in the Internet of vehicles; receiving a first discovery message broadcasted by nodes around the node S to obtain a neighbor node; broadcasting a second discovery message to the Internet of vehicles according to a certain time interval, and updating the time interval according to the first discovery message and the current network state; and repeating the steps until the node S leaves the Internet of vehicles. According to the method for discovering the adjacent nodes of the Internet of vehicles, before the discovery message is broadcasted, the time interval of the broadcast discovery message which is suitable for the network state and the mobility is calculated through the state information of the surrounding nodes collected at the last time interval, the influence of the change of the network state and the change of the node speed on the broadcast discovery message is comprehensively considered, the network overhead is effectively reduced, and the accuracy of the discovery of the adjacent nodes is improved.

摘要：【中文】本发明提供一种真皮成纤维细胞在治疗黑色素瘤中的应用，属于生物医学技术领域。本发明通过研究发现，在体外，高水平表达激活转录因子3的真皮成纤维细胞能抑制黑素瘤细胞的增殖和迁移，并伴随着不同细胞因子(包括IL‑6)的下调。在体内，具有高激活转录因子3表达的真皮成纤维细胞降低了肿瘤的形成。向黑色素瘤细胞中添加重组IL‑6可以逆转那些体外和体内的作用，这表明真皮成纤维细胞的激活转录因子3表达可通过IL‑6/STAT3途径调节黑色素瘤的进程，具有良好的实际应用之价值。 【EN】The invention provides an application of dermal fibroblasts in treating melanoma, belonging to the technical field of biomedicine. The present inventors have found that dermal fibroblasts expressing high levels of activating transcription factor 3 inhibit the proliferation and migration of melanoma cells in vitro, accompanied by the down-regulation of various cytokines including IL-6. In vivo, dermal fibroblasts with highly activated transcription factor 3 expression reduced tumor formation. The addition of recombinant IL-6 to melanoma cells can reverse in vitro and in vivo effects, which indicates that the expression of the dermal fibroblast activation transcription factor 3 can regulate the progress of melanoma through the IL-6/STAT3 pathway, and has good practical application value.

摘要：【中文】本发明公开了一种用于高温超导带材的温度冲击检测方法及检测装置，包括样品固定机构、临界电流检测机构、储液机构和驱动机构；样品固定机构包括操作台、液体箱和样品固定架；液体箱设置在操作台上；至少一个样品固定架设置在液体箱内部的侧壁上；临界电流检测机构包括电流线和电压线；样品固定架两端分别与电流线连接；储液机构与液体箱连通；驱动机构驱动储液机构上下运动。检测方法是通过对超导带材的温度冲击试验检测其临界电流并计算电流保留系数。本案实现对高温超导带材进行温度冲击处理并直接进行临界电流检测；操作简单，设备简单，成本低，可重复性高，适用性强；减少操作人员的安全隐患；对超导带材的应用可靠性进行验证和包覆的密封性验证。 【EN】The invention discloses a temperature impact detection method and a detection device for a high-temperature superconducting strip, which comprise a sample fixing mechanism, a critical current detection mechanism, a liquid storage mechanism and a driving mechanism, wherein the sample fixing mechanism is used for fixing a sample; the sample fixing mechanism comprises an operation table, a liquid tank and a sample fixing frame; the liquid tank is arranged on the operating platform; at least one sample fixing frame is arranged on the side wall in the liquid tank; the critical current detection mechanism comprises a current line and a voltage line; two ends of the sample fixing frame are respectively connected with the current wires; the liquid storage mechanism is communicated with the liquid tank; the driving mechanism drives the liquid storage mechanism to move up and down. The detection method is to detect the critical current of the superconducting tape through a temperature impact test of the superconducting tape and calculate the current retention coefficient. The scheme realizes the temperature impact treatment on the high-temperature superconducting strip and directly detects the critical current; the method has the advantages of simple operation, simple equipment, low cost, high repeatability and strong applicability; the potential safety hazard of operators is reduced; the application reliability of the superconducting tape and the sealing performance of the coating are verified.

摘要：【中文】本发明公开了一种自屏蔽冷绝缘直流高温超导限流电缆，包括冷却通道、电缆骨架、半导体层、超导层、绝缘层和保护层；所述冷却通道位于电缆骨架中心；电缆骨架外设置有半导体层；半导体层外设置有超导奇数层n；超导奇数层n外设置有超导偶数层2n；超导奇数层n和超导偶数层2n之间从内到外依次设置有设置有半导体层和绝缘层；超导层最外侧设置有保护层；超导奇数层n和超导偶数层2n运行的电流方向相反，带材绕制方向相同；相邻的所述超导奇数层n和超导偶数层2（n+1）运行的电流方向相同，带材绕制方向相同相反。本案具有传输和限流的双重作用、自屏蔽和无电磁干扰的优点；本案电缆结构无需超导限流器接入，降低装置成本和运行维护成本。 【EN】The invention discloses a self-shielding cold insulation direct-current high-temperature superconducting current-limiting cable which comprises a cooling channel, a cable framework, a semiconductor layer, a superconducting layer, an insulating layer and a protective layer, wherein the cooling channel is arranged on the cable framework; the cooling channel is positioned in the center of the cable framework; a semiconductor layer is arranged outside the cable framework; a superconducting odd layer n is arranged outside the semiconductor layer; a superconducting even layer 2n is arranged outside the superconducting odd layer n; a semiconductor layer and an insulating layer are sequentially arranged between the superconducting odd layer n and the superconducting even layer 2n from inside to outside; a protective layer is arranged on the outermost side of the superconducting layer; the current directions of the superconducting odd layers n and the superconducting even layers 2n are opposite, and the winding directions of the strips are the same; the current directions of the adjacent superconducting odd layers n and the superconducting even layers 2 (n + 1) are the same, and the winding directions of the strips are the same and opposite. The scheme has the advantages of dual functions of transmission and current limiting, self shielding and no electromagnetic interference; the cable structure of the scheme does not need to be accessed by a superconducting current limiter, and reduces the device cost and the operation and maintenance cost.