英语词汇“diameter of pilot bit”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	diameter of pilot bit
释义	diameter of pilot bit [矿业] 超前孔钻头直径
随便看	substate substate entity substatement substatements substates substatianigra substating substation sub-station substation automation substation automation system substation automotion substation capacity Substation Configuration Language substation control room substation department substation equipment substation ground substation grounding substation local backup protection substation of heat supply network substation relay building substation relay room sub-stations substations 拉弦唱戏，有板有眼拉拉蛄叫两声，就不种庄稼啦拉拉蛄穿大衫，硬称土绅士拉新账，还旧账拉架充好人，大多有偏心拉架子拉洋片拉清单拉滩尿照照自己的脸相拉牛不上树，拉狗不上棚负利率负加速度负劳负号负号儿负喧负固负增长负婆负屈