摘要：【中文】本发明涉及一种用于评价熔喷塑料树脂的物理性质的方法，且更具体而言，涉及一种用于评价物理性质的新方法，其中，当特定的塑料树脂通过熔喷法加工时，可以由使用树脂样品测量的物理性质的值来准确地导出在塑料树脂的加工之后的拉伸直径值。 【EN】The present invention relates to a method for evaluating physical properties of a melt-blown plastic resin, and more particularly, to a novel method for evaluating physical properties, in which a value of a tensile diameter after processing of a plastic resin can be accurately derived from a value of a physical property measured using a resin sample when a specific plastic resin is processed by a melt-blowing method.

摘要：【中文】本发明涉及一种聚乙烯共聚物，它具有优异的加工性和长期耐久性，因此可用于管等的中空成型。 【EN】The present invention relates to a polyethylene copolymer which has excellent processability and long-term durability and thus can be used for hollow molding of pipes and the like.

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.