环空压耗 annular pressure lost ; annulus pressure loss ; a ular pre ure lost
地面管汇压耗 pressure losses in surface equipment
循环压耗 circulating pressure loss
临界压耗 critical pressure loss
循环压耗系数 circulating pressure loss coefficient
系统压耗 system pressure consumption
变压器损耗 [电] transformer loss
电压损耗 voltage loss
A mathematical model for calculating frictional pressure loss were established. Compared with field test datum, error range is within 3 percent.
建立了考虑温度、压力效应的超深井钻井循环压耗计算模型,计算结果与现场试验对比,误差范围在3%以内。
参考来源 - 超深井钻井水力参数优化设计研究·2,447,543篇论文数据，部分数据来源于NoteExpress
循环压耗的准确计算是钻头水力参数优化程序设计的基础。
Accurate calculation of cyclic pressure dissipation is the basis of programming of bit hydraulics optimization.
提出了一种减小钻井泥浆环空循环压耗的井下工具，介绍了该工具的结构、工作原理、技术参数。
Therefore, a downhole tool that can reduce the annular cyclic pressure loss and introduced its structure, principle of work and technical parameters were put forward.
这是要付出代价的，因为这是一种脆弱的农作物，不能用机器采摘，否则就会被压伤和腐坏，所以必须采用手工拖运，这是非常耗钱的。
There is a price to be paid in that it is a delicate crop that cannot be lifted by machine or it will be bruised and rot, so has to be hauled by hand which is expensive.
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