短語(yǔ)詞組短語(yǔ)drill -string in compression 鑽桿受壓casing drill -in [鑛業(yè)]套琯送下程序impact drill -in 沖擊鑽進(jìn)prd drill -in fluid prd鑽開液reverse circulation drill -in 反循環(huán)鑽進(jìn)drill hole for in -situ leaching 地浸鑽孔tip -in drill 門前補(bǔ)射練習(xí) 返回 drill in