单词	钻孔口
释义	同井口特别衬砌 -- 轴环--直井口
随便看	current condenser current-conducting current confinement of semiconductor current confinement of semiconductor--laser current constant current constants current control current-controlled current controlled current source current-controlled oscillator current-controlled oscillator{=cco} current controlled ramp waveform current-controlled switch current controlled voltage source current-controlled voltage source current control mode current, control of current-control starting current-convective instability current converter current conveyance current conveyors current coordinate current coordinates current cost