单词	manual timing
释义	manual timing 手动正时
随便看	operation against rules operation agreement operational operational ability operational accounting operational accounting and analyis system operational action operational activities operational activity operational address instruction operational address register operational admittance operational advantage operational aircraft operational altitude operational amplifier operational amplifier (opamp) operational amplifiers operational analysis operational analysis technique operational announcing system operational approach operational architecture operational area operational art cznw czpf czqg czqj czsf czsm czsw czsy cztg cztk 桃子桃李桃板桃树桃汛桃源桃符桃红桃胶桃脯