The trace amount of impurities,namely C5,tert-butyl alcohol,di-secondary butyl ether,methyl ethyl ketone and secondary butyl alcohol,in C4 hydrocarbon from butylene hydration tail gas were analysed by means of gas chromatograph with a column packed with sebaconitrile and polyethylene glycol-20M,and liquid-phase admission valve.

2m×4mm為填充柱，采用液相進(jìn)樣閥液態(tài)直接進(jìn)樣的填充柱氣相色譜法分析了丁烯水合尾氣C4烴中的C5一级黄片免费看视频、叔丁醇黄页网站免费视频福利区、二仲丁醚、甲乙酮及仲丁醇等微量雜質(zhì)的含量自拍视频精品。

As the admission pipe to valve cavity is sealed up, condensate flows into valve housing through the drain sump and admission pipe, the inverted bucket sinks and opens the discharge valve opening to start water discharge periodically.

由于通往閥腔的進(jìn)汽管被密封国产乱了在线观看，凝結(jié)水從集水倉(cāng)流經(jīng)進(jìn)水管進(jìn)入閥腔，倒吊桶下沉九九色这里只有精品首页，打開(kāi)排水閥嘴能直接在线看的网址你懂的，周期性的開(kāi)始排水。

The paper describes the reason why the 1000MW ultra supercritical steam turbine with HP single bypass valve using HP casing start-up was not applied with HP exhaust non-return valve and introduces the methods to prevent over-speed for load rejection,HP casing overtemperature and water admission.

論述了采用高壓缸啟動(dòng)方式的帶高壓一級(jí)旁路的1000MW超超臨界汽輪機(jī)不設(shè)高排逆止門(mén)的依據(jù)及其防止汽輪機(jī)甩負(fù)荷超速歐美特級精品尤物黃片視頻、高缸超溫與進(jìn)水的方法：一是在高壓導(dǎo)汽管上加裝通風(fēng)閥美屄网站，二是在冷再管上加裝通往凝汽器的排汽管，三是在冷再管的低位加裝能顯示水位黄色网站久久久、自動(dòng)報(bào)警及自動(dòng)疏水的疏水罐国产原创麻豆高清有码在线。

admission valve：進(jìn)氣閥; 進(jìn)漿閥

adjusting valve 調(diào)整閥, 調(diào)節(jié)閥 | admission valve 進(jìn)氣閥; 進(jìn)漿閥 | air admission valve 進(jìn)氣閥

admission valve：進(jìn)氣閥

admission pipe 吸氣管 | admission valve 進(jìn)氣閥 | admixture 摻合料

admission valve：進(jìn)口閥

admission stroke 進(jìn)氣沖程 | admission valve 進(jìn)口閥 | admission 接納;承認(rèn);進(jìn)氣;進(jìn)入