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單向(xiang)(xiang)軸承(cheng)是在(zai)一(yi)個方(fang)向(xiang)(xiang)上可(ke)以(yi)自由轉動,而在(zai)另(ling)一(yi)個方(fang)向(xiang)(xiang)上鎖死的一(yi)種(zhong)軸承(cheng)。單向(xiang)(xiang)軸承(cheng)也(ye)叫超(chao)越(yue)離合器,只(zhi)是根(gen)據行業不同,作用不同來命(ming)名(ming)的。


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