The sealing principle of sealing cavity in single thread twin screw pump is the same as that in double thread twin screw pump.
单头双螺杆泵与双头双螺杆泵密封腔的密封原理相同。
The sealing principle of this sort of device is described with the introduction of its structure.
阐述了组合式密封装置的密封原理与结构。
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。
应用推荐