常見(jiàn)例句The meansof determining colon bacteria are mainly methods of multitubular fermentation and filetering film. 多管發(fā)酵法實(shí)驗(yàn)周期較長(zhǎng),適用于較復(fù)雜的水樣檢測(cè)。In this paper, the operating feature, distribution of gas and forming mechnism of liquid film of Falling film multitubular tower are discussed. 介紹了降膜式多管濕壁塔的操作特點(diǎn),氣體分布和液體成膜的機(jī)理。The present invention is improved separating pipe of multitubular cyclonic separator for the fume energy recovering system in petrochemical catalytic cracker. 本發(fā)明是對(duì)現(xiàn)有多管式旋風(fēng)分離器的分離單管的一種改進(jìn),主要用于石油化工廠催化裂化裝置和催化裂解裝置的煙氣能量回收系統(tǒng)。These restrictive con d itions can be taken as practical design criteria for avoiding reactor instabilit y and temperature sensitivity in multitubular packed-bed reactors. 在對(duì)列管式固定床反應(yīng)器內(nèi)傳熱過(guò)程合理分析的基礎(chǔ)上,提出了熱穩(wěn)定性、溫度靈敏性及床層壓降對(duì)列管式固定床反應(yīng)器設(shè)計(jì)和選擇適宜操作參數(shù)的限制條件。A description is given of the design, main structure, working principle, characteristics and actual operation in production of the multitubular slag cooler. 摘要介紹了列管式冷渣機(jī)的設(shè)計(jì)、主要結(jié)構(gòu)、工作原理、特點(diǎn)以及在實(shí)際生產(chǎn)中的運(yùn)行情況。multitubular counterflow water-heater 多管式逆流熱水器 返回 multitubular