英语语法分析

Procedure of manually combing large size unit's Feed water Pump is complex and easy to cause much change of drum level.

大机组给水泵手动并泵操作复杂，易造成汽包水位大幅波动。

This paper briefly introduces the sealing principle of the screw sealing feed water pump, and deals with its frequent trip problem arising from inadequate pressure difference of seal water.

在对螺旋密封式给水泵的密封原理作简要介绍的基础上，针对其因密封水压差小而导致频繁跳泵的问题进行了讨论。

This artical introduce the construct, principle and other main functions of the boiler feed water pump turbine control system.

介绍了锅炉给水泵汽轮机控制系统的组成、工作原理及其主要功能。