belt idler pulley

基本解释皮带拉紧滚筒

网络释义

1)belt idler pulley,皮带拉紧滚筒2)belt tightening pulley,皮带拉滚筒3)tension drum,拉紧滚筒4)belt roller,皮带滚筒5)tightening belt,拉紧皮带6)X301's belt roll,X301皮带滚筒

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