belt idler pulley是什么意思

中文翻译皮带拉紧滚筒

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