bullet perforation

基本解釋

• [能源科學(xué)技術(shù)]子彈射孔

英漢例句

雙語例句

• Based in these, barrier thickness criteria for both YD-89 bullet conventional perforation and limited entry fracture treatment completion methods are suggested.
  在此基礎(chǔ)上提出了YD-89彈普通射孔和限流法壓裂兩種完井方式條件下的隔層厚度標(biāo)準(zhǔn)。
• The main part of the technique is the complex perforator, which is consisted of a small long-radial ratio and large perforation diameter bullet and a front chamber filled with san.
  其核心部件是複郃射孔器，由小長逕比大孔逕射孔彈和裝有防砂材料和助推火葯的前倉組成。

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詞組短語

短語

• petroleum perforation bullet 石油射孔彈

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專業(yè)釋義

能源科學(xué)技術(shù)

• 子彈射孔