基本解释[动力与电气工程]轴承油出口英汉例句双语例句Residual oil can be drained via valve at the rear of gear reducer and oil drain valve in thrust bearing oil sump.残油的排放可由减速机尾部的阀门和推力轴承油池的放油阀门来进行。专业释义动力与电气工程轴承油出口