基本解釋取芯鑽具英漢例句雙語例句A new type of thin-wall diamond core drill bit is developed through the analysis of drilling feature on the R.通過對在鋼筋混疑土、花崗巖等建築物上鑽孔特點的分析，本文設(shè)計了一種新型的取芯式薄壁金鋼石鑽頭。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.通過對在鋼筋混疑土、 花崗巖等建築物上鑽孔特點的分析，本文設(shè)計了一種新型的取芯式薄壁金鋼石鑽頭。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)不同地層所採用的鑽頭和取心器，介紹了不同地層的鑽進取心方法和取得的成果。core drill bit更多例句詞組短語短語diamond core drill bit 金剛石鑽頭single -core drill bit 單芯鑽頭diamond -impregnated core drill bit 金剛石巖心core drill bit更多詞組專業(yè)釋義經(jīng)濟學(xué)巖芯鑽頭機械工程取芯鑽具