车钩结构要随着列车重量和速度的提高而不断更新。
The structure of couplers should be updated continuously with the increase of train weight and speed.
现阶段我国铁路的行车密度已经居于世界前列，行车速度提高的余地又不大，相比之下提高列车重量有着很大的潜力。
It is clear in our county that the traveling density of the railway is very high in the world and it is hard to increase the traveling speed now compared with the huge potentiality of vehicle load.
然而，混合动力列车引擎的问题和混合动力车一样：电池增加了重量。
The problem of hybrid trains, however, is the same as that of hybrid cars: the batteries add weight.
基础制动装置应保证在满足高速列车制动距离要求的前提下，尽量减轻重量，并根据不同的转向架结构形式采用不同的制动盘结构。
For a high speed train to stop within the limited brake distance, it is necessary to reduce its weight and adopt a proper structure for the brake discs according to given structures of a bogie.
提出为完成2000年的运输任务，今后在大力增加列车牵引重量的同时，还应积极加大列车密度。
The paper hence suggested that to achieve transportation task for year 2000, China rail way should actively increase in train density while raising traction load of trains.
磁浮列车的悬浮静态工作点与承载重量有关，因此对悬浮控制器的设计提出了更高的要求。
The operating point of the maglev train is concerned with its load, and so the design of the maglev controller has to meet this requirement.
新规还规定，旅客坐动车携带行李不得超过20公斤，而目前普通列车并没有从实际上限制旅客行李重量。
The new regulations also limit the luggage weight for high-speed bullet train passengers to 20 kilos or less. Regular trains also put a limit on luggage weight but it is rarely observed or enforced.
该系列车型是我公司专门为特定市场开发的产品。该产品的设计充分考虑了石材市场专用产品载重量大、作业通道窄、路面及环境恶劣等特殊因素。
This series models are specially for specific market development of products. This product design for special products of stone market, big load road and narrow channels, such special environments.
近年来，随着列车速度的不断提升和列车运载重量的不断增加，铁路的运营安全越来越重要，相应地对无损检测（NDT）的要求也越来越高。
Recently, with the improvement of train speed and trainload, traffic safety on railway becomes more and more important. Accordingly, the demand of Non-Destructive Testing (NDT) is growing higher.
近年来，随着列车速度的不断提升和列车运载重量的不断增加，铁路的运营安全越来越重要，相应地对无损检测（NDT）的要求也越来越高。
Recently, with the improvement of train speed and trainload, traffic safety on railway becomes more and more important. Accordingly, the demand of Non-Destructive Testing (NDT) is growing higher.
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