英汉例句

• every field in china has its own referenced submergence depth for oil well pumps, some of them are irrational, and have resulted in a certain waste.

  我国各油田对于抽油泵的沉没度都有各自的推荐值，其中有些是不合理的，以致造成一定的浪费。

• in the rod pumping wells of lower submergence depth and serious gas affecting, using gas anchor can remarkably raise the displacement coefficient;

  在低沉没度、气影响较严重的油井中，应用气锚可以显着提高抽油泵的排量系数。

• the ranges of rational submergence depth and pump setting depth are presented for fuyang reservoir of xinli oilfield.

  并得出了新立油田扶杨油藏合理沉没度和合理下泵深度的范围。

• the significance of studying the changing rules of submergence depth is that it can tighten up the management of oil wells and increase the output of crude oil.

  研究油井沉没度变化规律，对于加强油井管理，提高油田产量具有重要的意义。

• on this background, an optimization method for stroke frequency of submersible reciprocating pump based on submergence depth forecasting was presented.

  在这一背景下，提出一种基于沉没度预测的潜油往复泵沖次优化方法。

• according to the principle of material balance in well bores the method of dynamic simulation to describe the changing rules of submergence depth is established in the paper based on simulink.

  在现有研究基础上，根据井筒内物质平衡原理，建立了基于simulink下沉没度变化规律的动态仿真方法。

• this paper put that increase of submergence depth challenges calculation rule of submarine deˉsign.

  指出随着下潜深度的增加，给现行的潜艇设计计算规则提出了挑战。