valve shaft中文什么意思

阀杆

气门杆

穴播阀轴

• valve:    n. 1.【机械工程】阀，活门，舌门 ...
• shaft:    n. 1.箭；箭杆。 2.(枪、槌、 ...
• choke valve shaft:    阻气阀轴

例句与用法

1. Choke valve shaft
   阻气阀轴
2. The use of the double eccentric structure in the butterfly plate so as to the horizontal valve shaft is lifted a little distance above the pipe central line , and it makes that the area of lower half part butterfly plate is bigger than upper part
   该阀采用双便心阀板，水平安装的阀轴在管道中心线上抬高一定距离，使阀板下半部分迎水面积大于上半部。