基本解釋取芯鉆具英漢例句雙語(yǔ)例句A new type of thin-wall diamond core drill bit is developed through the analysis of drilling feature on the R.通過對(duì)在鋼筋混疑土、花崗巖等建筑物上鉆孔特點(diǎn)的分析，本文設(shè)計(jì)了一種新型的取芯式薄壁金鋼石鉆頭。A new type of thin-wall diamond core drill bit is developed through the analysis of drilling feature on the R. C and granite structures.通過對(duì)在鋼筋混疑土、 花崗巖等建筑物上鉆孔特點(diǎn)的分析，本文設(shè)計(jì)了一種新型的取芯式薄壁金鋼石鉆頭。The core drilling method and the obtained achievement are introduced with respect to the bit and core barrel used in different formation.根據(jù)不同地層所采用的鉆頭和取心器，介紹了不同地層的鉆進(jìn)取心方法和取得的成果。core drill bit更多例句詞組短語(yǔ)短語(yǔ)diamond core drill bit 金剛石鉆頭single -core drill bit 單芯鉆頭diamond -impregnated core drill bit 金剛石巖心core drill bit更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)巖芯鉆頭機(jī)械工程取芯鉆具