短語詞組短語turning -block linkage [機(jī)]回轉(zhuǎn)導(dǎo)桿機(jī)構(gòu)isosceles turning block linkage 等腰回轉(zhuǎn)塊連桿組linkage turning block 轉(zhuǎn)塊連桿組turning block four -bar linkage 轉(zhuǎn)塊四連桿組 返回 turning block linkage