The dynamic loads of engine in tractor-trailer unit are classified into four kinds with frequency structure.
拖拉机挂车机组工作时的动态载荷按其频率结构可分成四类。
Air circulation carries product heat and the heat which penetrates the walls, floors, and ceiling of the trailer to the refrigeration unit where it can be removed.
空气在循环过程中会带走农产品本身的热量,也会带走那些从门、地板和拖车的顶部渗透进来的热量。
The Prime Power Unit (PPU) is an air- and highway-transportable, trailer-mounted 1.3MW (megawatt) Generator Set, a key component of the Terminal High Altitude Air Defense (THAAD) system.
主动力单元(PPU)是一种可搭载空中和公路运输,拖车式1.3MW (兆瓦)发电机组,这也是终端高空防御系统(THAAD)的关键组成部分。
Great care had to be taken with the control systems for a powered trailer because, when turning, it can push the tractor unit over.
在拖车运行时必须谨慎地操纵控制系统,否则牵引机就会被推倒。
According to operating process of trailer mounted pumping unit, an auto control operation system of trailer mounted pumping unit is developed.
根据采油车的作业流程,设计开发出了一种采油车作业的自动控制系统。
According to operating process of trailer mounted pumping unit, an auto control operation system of trailer mounted pumping unit is developed.
根据采油车的作业流程,设计开发出了一种采油车作业的自动控制系统。
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