bellows
曲囊式橡胶空气弹簧
bellows type rubber air spring【机】
暂无补充释义。
bellows type rubber air spring【机】
暂无补充释义。
bellows
rubber bellows mechanical seal【机】
bellows
Bellows
bellows pocket
hand bellows
joint extension compensating member (joint expansion bellows)
bellows valve