压力容器常用词汇 ... temperature free movement under 在温度下活动不受约束 types of steel permissible for 容许的钢材类型 vessels subjected to external pressure 承受外压的容器 ...
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Briefly introduces the function characteristics of assistant braking system, its main types in engine braking and retarder and effects in adjustment and application.
介绍了辅助制动系统的功能特点、发动机制动和缓行器等主要辅助制动装置类型、安装试验效果及应用情况。
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