... VALVE INNER SPG. 气门内弹簧 valve inner spring 气门内弹簧 ; 阀内簧 valve inner chamber 阀内室 ...
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... 气梅市弹簧valve outer spring 气门内弹簧valve inner spring 气门弹簧座valve spring retainer ...
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cylinder head inner valve spring 缸盖内气门弹簧
VALVE SPRING INNER 气门内弹簧
inner punch valve spring 气门内弹簧
·2,447,543篇论文数据，部分数据来源于NoteExpress
The water heating control valve is composed of a valve casing, a valve outer cover, an inner cover, a pressure spring, a valve core, a positioning device and a sealing ring.
水暖控制阀由阀壳、阀外盖、内盖、压簧、阀芯、定位装置及密封圈构成。
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