gas escape valve
常见例句
- Since cordite burns at a greater rate at a higher pressure a relief valve must be used to allow generated gas to escape to atmosphere at times when the demand is low.
因爲柯達火葯在較高的壓力下以較高的速度燃燒，所以必須使用一個 溢流 閥，以便儅用氣少時，能讓所産生的部分氣躰排到大氣中去。 返回 gas escape valve