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碶塊式單向軸承

碶塊式單(dan)向(xiang)(xiang)軸承是(shi)在一個(ge)方向(xiang)(xiang)上可以(yi)自(zi)由轉(zhuan)動，而(er)在另一個(ge)方向(xiang)(xiang)上鎖死的(de)一種軸承。單(dan)向(xiang)(xiang)軸承也叫超越離合器，只是(shi)根據(ju)行業不同，作用不同來命名的(de)。