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- The author has analyzed the sensitivity relation of the optimal limit depth and profits with these factors for the opencut mining at Tongshankou copper mine.The results... 本文分析了铜山口铜矿露天开采最优境界深度和盈利与这些因素的敏感关系，所得的结论有助于该企业在生产管理和市场规划方面作出正确决策，提高企业的生产效益。
- phreatic evaporation limit depth 潜水停止蒸发深度
- Most of what we know about the earth below the limited depth to which boreholes or mine shafts have penetrated has come from geophysical observation. 钻孔或钻井已达到的深度是有限的。在这深度以下，我们对于地球的了解，大部分来自于地球物理学方面的观测。
- A layered solid system with limited depth is cut off from a layered halfspace in horizontal direction.Rigid boundary is set for the bottom of the layered solid system. 摘要沿水平方向从半无限体分层系统截取出有限厚度分层固体系统，截取边界设置为刚性边界。
- Superfast normals (?/1, ?/1.2): Used for people who like limited depth of field, as well as for people who like to complain about limited depth of field. 超高速常规(?/1;?/1.;2)：当人们需要有限的景深的时候使用，同样适合哪些总是对景深有抱怨的人士。
- There exists a rock burst zone with a limiting depth dependent upon the ratio of the vertical principl stress to the horizontal one of the geostress field. 围岩内部存在着产生岩爆的极限深度区，极限深度的深浅取决于地应力场中的垂直和水平主应力的比值大小。
- This creature lives in the depth of the ocean. 这种生物生活在海洋深处。
- I was out of my depth in that class. 在那个班里我跟不上。
- Surely there is a limit to what one can bear. 人的忍耐肯定是有限度的。
- The proposal set a time limit of one year. 提案规定了一年的限期。
- What's the speed limit on the motorway? 高速公路的速度限制是多少?
- The young man dived to a depth of 40 feet. 那个青年人潜到四十尺的深度。
- We should discuss the problems in depth. 我们应该深入地讨论这些问题。
- He was had up for exceeding the speed limit. 他因超速行驶而遭控告。
- He weighed in at several pounds below the limit. 他赛前量体重比规定限度少几磅。
- The depth of the universe is immeasurable. 宇宙无限深广。
- We must try and limit our expenditure. 我们必须设法限制我们的开支。
- Measurement of the depth of large bodies of water. 海洋测深学，海洋测深术测量大水域的深度
- His speech ran over the time limit. 他的讲话超过了规定的时间限制。
- The speed limit is 40 miles per hour. 规定的最高时速为40英里。
