钻头试钻过程的英文

• bit break-in procedure

• 钻头    boring crown; bore bit; dril ...
• 试钻    test drilling
• 过程    process; procedure; transver ...
• 钻头试验    head dip test
• 牙轮钻头试验钻机    blast hole testing drill; rock bit testing rig
• 钻过的    gebohrt drilled
• 试钻机    test boring machine
• 试钻孔    test bore; test boring; trial bore hole
• 试钻探    scout boring; scout drilling; trial boring
• 已钻过的    drilled in
• 钻过孔的    drilled
• 取心试钻    core test
• 试钻钻孔    exploratory bore-hole
• 先行试钻    pilot boring; pilotboring
• 钻头    boring crown; bore bit; drilling bit; [机械工程] bit (of a drill) 三牙轮钻头 three cone bit; 卸下钻头 break out a bit; 装上钻头 brace a bit
• 变水头试验    falling head permeability
• 常水头试验    constant head test
• 码头试车    dock trials
• 码头试验    dock test
• 上水头试验    rising head test
• 水头试验    water head test
• 突头试件    headed test specimen
• 试钻；【机械工程】钻验。    trial boring
• 恒定水头试验；常水头试验    constant head test
• 荷兰探头试验    dutch cone test