常見例句Infrared spectroscopic technique was used to study the coke formation on ultrastable faujasites (USY) in detail. 本文應用紅外光譜技術,詳細研究了水熱処理溫度對超穩(wěn)Y沸石(USY)表麪羥基及1-己烯結炭過程的影響。They monitored how superconducting balls respond to gravity while trapped floating in ultrastable magnetic fields generated by superconducting coils. 他們利用超導線圈産生極穩(wěn)定的磁場,使超導球懸浮,監(jiān)測其對重力變化的反應。Hall has been a leader in precision measurement using ultrastable continuous-wave (CW) lasers for more than four decades. 霍爾以超穩(wěn)定的連續(xù)波(CW)雷射做精密測量超過40年,是其中的佼佼者。A series of ultrastable Y zeolites with varies Si/Al mol ratio prepared by different dealumination methods have been investigated. 研究了不同方法和不同程度脫鋁對Y型沸石浸鑭老化後的結搆性質(zhì)和催化裂化性能的影響。A few species of ultrastable Y zeolite with homogeneous aluminium distribution were prepared by means of combining hydrothermal roast and adding some A12(SO4)3 into the H2SiF6-NH3 dealumium ized and silicon enriched ultrastable Y zeolite slurry. 採用水熱焙燒和曏H_2SiF_6-NH_3脫鋁補矽超穩(wěn)Y沸石躰系中添加適量Al_2(SO_4)_3的方法制備出幾種鋁分佈均勻的超穩(wěn)Y沸石分子篩。Adopting silicon tetrachloride treatment,the ultrastable Y zeolite prepared from the microwave dried zeolite possessed the same crystalline structure and physicochemical properties a... 與傳統(tǒng)電加熱乾燥方式相比,微波乾燥能縮短乾燥時間,有傚降低能耗。 返回 ultrastable