Sodium ethylate was used as catalyst in Baker - Venkataraman of cyclization, and all factors were studied. 环合反应采用乙醇钠作为Baker-Venkataraman重排反应的催化剂, 研究了影响反应的各个因素.
A biped is a creature with two legs.两足动物指的是有两只脚的动物。Biped robot with heterogeneous legs ( BRHL ) is a new pattern humanoid robot.异构双腿行走机器人 ( BRHL ) 是一种全新的类人机器人模式.The gait of a biped robot climbing stairs consists of foot ...
灰姑娘的连衣裙使她姐姐们的服装黯然失色.Cinderella's dress took the shine out of her sisters '.神仙教母的魔法使灰姑娘的破烂衣衫变成了一件漂亮的长外衣.The fairy godmother's magic charm turned Cinderella's rags into a beautiful gown.王子被灰姑娘的美丽迷住.The ...
他起床后穿上了晨衣。He got out of bed and pulled on his bathrobe.我花大笔钱购置了上班时穿的漂亮新套装。I spent lots of money on smart new outfits for work.你能把上衣借给我穿一会儿吗？Will you lend me your jacket for a little while?...
A 40 watt bulb would be quite sufficient and would not obtrude...40瓦的灯泡完全够亮了，并且不会晃眼。...a 100-watt lightbulb.100 瓦的灯泡a 60-watt light bulb60瓦的电灯泡A 40 watt bulb would be quite sufficient and would not obtrude.40瓦的灯泡完全够亮了，并且...