例句與造句

1. another problem can occur rarely if backflow of process gas is permitted into the secondary air feed line .
   如果工藝氣體回流入二段空氣管線，能發(fā)生另外的很少發(fā)生的問題。
2. reduced pressure detector assembly backflow preventer
   減壓檢測器組合防回流裝置
3. double check detector assembly backflow preventor
   雙重檢驗檢測器組合防回流裝置
4. air braking systems; shuttle valve with backflow
   氣壓制動系統(tǒng).回流循環(huán)閥
5. the entire automatic wave ridge welds, the backflow welding machine
   全自動波峰焊回流焊機(jī)
6. It's difficult to find backflows in a sentence. 用backflows造句挺難的
7. double check valve backflow-prevention assembly
   雙止回閥防回流組件
8. numerical analysis of backflow distance of smoke in mine fire
   礦井火災(zāi)煙流滾退距離的數(shù)值模擬
9. performance requirements for hose connection backflow preventers
   軟管連接防回流裝置的性能要求
10. 14 backflow prevention assemblies 14 test procedures
    逆流預(yù)防總成
11. dual check valve type backflow preventers
    雙重止回閥型防回流裝置
12. four required per backflow preventer
    每個防回流閥需要四個。
13. back siphonage backflow vacuum breakers
    倒虹吸回流真空關(guān)閉閥
14. laboratory faucet backflow preventer
    實驗室旋塞防回流裝置
15. for use with backflow preventer test cocks to protect from damage
    用于防回流閥測試旋塞，防止受到破壞。
16. the system should be flushed before the backflow valve is installed
    在安裝回流閥之前系統(tǒng)應(yīng)該進(jìn)行沖刷。
更多例句：  下一頁