1.  drift
2.  rimer

• 1. 绞刀: reamer | rimer | Reibahle
• 2. 手绞刀: hand reamer
• 3. 管绞刀: pipe reamer

更多释义

• 1.以风险评估理论对绞刀架设计结果进行评估；
  Using The risk analysis to assess the design of the cutter ladder;
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• 2.绞吸挖泥船是利用绞刀松动泥土，使之与水混合，而后用泥泵将泥浆泵出的挖泥船。
  Cutter-suction dredger looses the soil to mix with the water by cutter, and pumps the mud by dredge pump.
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• 3.绞吸式挖泥船是一种常用的清淤疏浚工具，其核心部件之一是挖掘水下土质的绞刀。
  A cutter suction dredger is a kind of dredger commonly used in dredging. One of its key devices is the cutterhead used to cut soils under water.
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