N - phenyl maleimide was synthesized from maleic anhydride and aniline.以顺酐和苯胺为原料,合成N - 苯基马来酰亚胺.The effect of acidity on synthesis of phenylbiguanide additive reaction of aniline with dicyandiamide was studied.研究了酸度对苯胺与双氰...
It is insoluble in carbon disulphide, soluble in hot aniline and phenol.它不溶于二硫化碳, 溶于热苯胺和苯酚.Callose stains are aniline blue, resorcin blue and rosolic acid.胼胝质的染剂是苯胺蓝, 间苯二酚蓝和玫红酸.N - phenyl maleimide was synthesized from m...
He's verging on 80 now and needs constant attention.他已近80岁,需要侍候左右....a hideous ballgown verging on the kitsch...近乎俗丽的难看的舞会礼服The meeting was verging to a close.会议接近结束.He vowed understanding, verging on sympathy, for ...
我们陷入泥里时,牵拉更费劲了.The tug stiffened when we got into the mud.我的两只脚陷入泥中.My feet sank into the wet mud.他和牛一起出去,不幸陷入泥里.He was out with his cattle and accidentally stepped in the mud....
今天一早，一枚“德尔塔”Ⅱ型火箭在卡纳维拉尔角发射升空。A Delta II rocket was launched from Cape Canaveral early this morning.他用微型声波发射器开启了门。He activated the door with the miniature sonic transmitter.塞西尔此时开始慌张起来，连忙发射了两枚遇险信号火箭。Cecil now began to pani...