dashpot check valve

• 缓冲单向阀

dashpot check valve的用法和样例：

例句

1. A drip coffee maker can stop working if the one-way valve gets clogged.
   如果单向阀堵了，电热过滤咖啡机就不能用了。
2. The check valve avoids refluence of air in pipe- lines and consequent pressure loss in which compressed air is intended to flow in one direction only.
   单向阀能防止管路中的空气回流，以及随之而来的因压缩空气朝这一方向流动而产生的压力损失。