inner pressure ring

基本解释

The results show that the pressure drop of flow of PAM aqueous solution in concentric annuli with isometric ring slots on the inner cylinder increases with flow rate;
结果表明：聚丙烯酰胺水溶液在内管带有等距环槽的同心环空中流动时的压降随着流量的增加而增大；
The water heating control valve is composed of a valve casing, a valve outer cover, an inner cover, a pressure spring, a valve core, a positioning device and a sealing ring.
水暖控制阀由阀壳、阀外盖、内盖、压簧、阀芯、定位装置及密封圈构成。
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The present invention relates to a plate spring box component which includes a inner pressure ring, a external pressure ring, a inner mantle ring, a outer mantle ring, a plate spring and screws;
本发明涉及一种板弹簧盒组件，包括内压环、外压环、内垫环、外垫环、板弹簧以及螺钉；
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