The car-door automatically lifting equipment has advantagess in easily opening and quickly lifting car door, occupying small width after opening, and safe and reliable.
具有车门开启方便、伸举 快捷、开启后占道宽度小、安全可靠等优点。
Modern car engines that use rolling or sliding tappets for transmitting the rapid up-down lifting motion of the spinning camshafts—to open and close the engine’s inlet and exhaust valves—seem immune.
使用滚柱挺杆或滑动挺杆来传动旋转凸轮轴做上下快速提升动作（开启和关闭发动机的进气阀和排气阀）的现代型汽车发动机似乎不会出现上述自动熄火的情况。
To borrow an image from Jim Butcher (one of my favourite authors), it’s like lifting an engine block out of a car.
借用我最喜欢的作家吉姆.巴切笔下的一个形象说法，就象从车里抬出引擎。
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