reciprocating-pump valve

• 往复泵泵阀

reciprocating-pump valve的用法和样例：

例句

1. We plan to build a couple of flight ready versions of this pump to pump LOX and kerosene and fly it on one of our Atlas vernier powered rockets.
   我们计划兴建一对夫妇的飞行准备的版本，这泵泵液氧和煤油，并飞，它在我们的一个地图集游标动力火箭。