turbo-drilling

常见例句

• The drilling troops mustered on the hill.
  縯習部隊在小山上集郃起來了。
• The workman is drilling in the wall.
  工人正在牆上打孔。
• Drilling is cutting a hole with a drill.
  鑽削就是用鑽頭鑽一個孔。
• At six we were fallen in for drill.
  六點鍾我們站好隊準備操練。
• The noise of the drilling is intolerable.
  鑽孔的噪音讓人受不了。
• turbo drill string
  渦輪鑽具
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