bellow type

基本解释

The factors which influence operating sensitivity and stability of guide-bellow type large capacity water drain valve are described.
运用流体力学理论，阐述了影响先导型膜盒式大排量疏水阀动作灵敏性和稳定性的因素；
A new-type non-contacting bellow mechanical seal was developed for residual oil pumps in refineries through analyzing reasons of frequent failure of contacting bellow mechanical seals.
针对炼油装置渣油泵接触式波纹管机械密封频繁失效，使用寿命短的问题，设计出一种新型非接触式波纹管机械密封，介绍了其结构特征及技术优势。
Sanwei(3 W) brand clean wiper products has three series, that is Polyester Wiper, Micro-Denier Woven Wiper and Micro-Denier Knitted Wiper. Detail type, specification and package as bellow.
三威（W）无尘布产品有三种系列，既普通聚脂系列、织超细纤维系列和针织超细纤维系列。具体型号、格和包装详见下表。