例句與造句

1. The serious troubles may be take place when the fouling is generated on main vapor valves , monitor valves and the valve
   若主汽閥、調(diào)節(jié)閥以及抽汽逆止閥的閥桿上結(jié)垢引起卡澀，還可能導(dǎo)致汽輪機(jī)發(fā)生嚴(yán)重事故。
2. It's difficult to find monitor valve in a sentence. 用monitor valve造句挺難的