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伸缩式阀活塞
meaning in English
expa ion valve piston
expansion valve piston
Related Words
伸缩管
伸缩刀
伸缩臂
可伸缩
伸缩鼓
伸缩装置
伸缩喇叭
伸缩计
伸缩编法
伸缩接合套
伸缩式顶桅
伸缩式发射筒
伸缩式防撞装置
伸缩式风钻
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