valve spring是什么意思 valve spring怎么读
valve spring的用法和样例
- The cylinder head carries the valves, valve springs and the rockers on the rocker shaft, this part of the valve gear being worked by the push-rods.
气缸盖携带阀门，气门弹簧和在摇臂杆上的摇臂，这部分的气门传动机构通过推杆工作。 - Remove valve spring and retainer.
拆卸阀弹簧和扣件。
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