单词	dredging manage
释义	dredging manage 疏浚管理
随便看	oscillator conche oscillator coordinates oscillator crystal oscillator, crystal oscillator current oscillator density oscillator discharge oscillator divider oscillator doubler oscillator drift oscillator, electrical oscillator, electromechanical Oscillator,Endogenous oscillator extinction oscillator filter oscillator for fluid-pressure systems oscillator frequency oscillator frequency deviation oscillator frequency error oscillator frequency fitter oscillator frequency noise oscillator frequency tolerance oscillator generator oscillator grid oscillator grid gransconductance