The hydrogenation of terpineol to dihydroterpineol catalyzed by Raney Nickel modified by potassium borohydride was studied.研究了以硼氢化钾修饰的雷尼镍催化剂催化松油醇加氢制备二氢松油醇的反应....
后者使粘附率降至3030% ( P< 0.05 ).The former decreased the adherent rate from 56.54 % to 41.6 % ( P & lt ; 0.05 ), and the latter to 30.3 % ( P & lt ; 0.05 )...
他们对经济激励的重要性有了更深的理解。They have a stronger appreciation of the importance of economic incentives.凸凹不平的石墙就像一条很深的运河的河岸。The rough rock walls were like the sides of a deep canal.在他头顶的天花板上有一道很深的裂缝。There was a deep crack in the c...
上海生产的秒表质量高.Stopwatches made in Shanghai are of high quality.臭虫固定: 固定移动的速度当秒表使能.Bug fix: Fix moving speed when stop watch enable.他开始用秒表为他们计时, 于是他们变快了.He started timing them a stopwatch, and they got faster....
赵辛楣专家审定似的说: “ 回答得好!As though offering an expert's opinion , Chao Hsin - mei observed , " An excellent answer!申请注册的商标由商标局审查, 初步审定后,予以公告.It examines the application, issues preliminary approval and publishes the trade...