您要查找的是不是：
- snap valve unit 速动阀组
- The whole system consists of oil tanks, electric motor pump unit, control valve unit, accumulators, manual pump and control instruments. 整套系统由油箱、电机泵组、控制阀组、蓄能器、手动泵和控制仪表等组成。
- Replacement Cartridges can be directly installed in place of existing valve unit using existing union nuts and end connectors. 采用原有的活接头螺母和端口连接件，可以将更换筒直接安装在原有的阀门装置位置。
- The dog made an unsuccessful snap at the meat. 那条狗没咬住肉。
- The cold snap continued for only two days. 这次寒讯仅持续了两天时间。
- Snap into it, it's getting late. 快点干吧，天快黑了。
- The luminous intensity on unit area. 单位面积上的发光强度。
- He is a young man with plenty of snap. 他是一个精力充沛的小伙子。
- It is risky to make snap judgements. 匆忙作判断是危险的。
- Snap out of it, you can find another girlfriend. 振作起来吧，天涯何处无芳草。
- The dog made a snap at her finger. 狗猛地咬她的手指。
- Have you turned off the water valve? 你关掉水阀了吗？
- Come on, snap out of it; you drank too much! 来吧,振作起来;你喝得太多了!
- There was a cold snap after Christmas. 圣诞节後出现一段寒冷天气。
- The family is the smallest social unit. 家庭是社会最小的单位。
- She hasn't been able to snap out of the death of her husband. 她直到现在还不能对她丈夫的死节哀。
- We need an eye bolt to fit this valve. 我们需要一个有眼螺栓来固定这个阀门。
- Pressure is force per unit area. 压力就是电单位面积上的力。
- A set of data elements which are handled as a unit. 作为一个单元来处理的一组数据元素。
- The family is the basic unit of society. 家庭是社会的基本单位。
