setting of valve造句

12 sets of two to three metal tubes were connected to the polythene hose through sets of valves at regular intervals
该胶喉管并每隔一段距离透过气阀连接共十二组二至三枝短金属管。
First , it is compressible and cushiony ; second , it can be transported to a long distance with a little power loss ; the last , its flux and velocity of flow are quite high , so the reaction time of the operators can been considerably shortened . aiming to solve the problems of vibrating machinery such as short life - span , poor cushion and high energy consumption , the writer , on the basis of characteristic of pneumatic mentioned , contrives a set of valve controlled pneumatic vibrator , which has larger output vibrating force and longer life - span with simple structure . then , it is applied to drive a vibrating screen and the result is fairly well
文中针对气动技术本身的特性及优点，如：可压缩，具有缓冲性；能耗损失小，便于远距离输送；流量大、流速高，执行元件响应速度快等，以解决振动机械在应用过程中的缓冲、能耗以及使用寿命等问题为目的，设计出一套输出激振力大、结构简单、使用可靠的阀控气动激振器，并将其成功地运用到振动筛上，取得了较好的效果。
It's difficult to find setting of valve in a sentence. 用setting of valve造句挺难的