英汉例句

• introduce operation instructions, peculiarity of structure, procedure of development, productive benefit, market trends, developing foreground of submersible motor pump used in coal mine, etc.

  叙述了煤矿用潜水电泵的使用要求、结构特点、研制程序、生产效益、市场动态和发展前景等。

• simpson arithmetic and layered arithmetic etc. are used in part design calculation of submersible motor that improves the design method of this kind of motor.

  在电机局部的设计计算上采用了辛普森算法和分层算法等方法，改进了潜油电机的设计方法。

• the submersible motor enclosure including frame, end brackets, flanges and cap assembly shall be constructed of close-grained cast iron, astm a-48, class 30 or better.

  潜水电机壳体，包括机架，尾轴承架，法兰和罩盖总装，必须采用符合美国材料试验协会astm a - 48类别30标準的、密实的铸铁或更好的材料制造。

• the adverse operation circumstances determine the structure of submersible motor greatly different from the conventional ones.

  恶劣的工作环境，决定了其密封结构与常规电机具有较大的不同。

• drive with submersible motor via coaxial spur gear.

  潜水电机通过同轴齿轮驱动。

• in addition, certain amount of test data of submersible motor pumps is also provided, so that above analysis method and formulas are checked.

  此外还提供了一定数量的潜水电泵的试验数据，从而验证了上述的分析方法和各项公式。

• the design method of submersible motor was improved, and the design precision was enhanced.

  改进了潜油电机的设计方法，提高了其设计精度。

• the closed - loop - cooled dry - pit' submersible motor design utilizes a patented cooling self - contained cooling system.

  闭环冷却干井潜水电机设计采用专利技术的自动冷却系统。

• the dry of stator insulating lacquer is a crisis step of submersible motor production.

  潜油电机定子绝缘漆的烘干是潜油电机生产的一道重要工序。

• the oil exploitation technology of the electrical submersible motor driven progressing cavity pump has much more advantages than other artificial lift methods.

  潜油螺桿泵采油技术与其它人工举升技术相比具有一系列不可比拟的优点。