The crude, wet benzoate ( 118 grams ) was disslolved with reflux in 1,400 ml methanol.将粗制 、 湿的苯甲酸酯 ( 118克 ) 回流着溶于140毫升甲醇中.Unimmunized contacts, especially infants, should receive 2 to 4 ml. of hyperimmue gamma globulin i...
He made his living by a mixture of tutoring and journalism.他靠教书与从事新闻工作谋生。The old man was tutoring her in the stringed instruments.那个老人在教她弹弦乐器。" Are you still tutoring the Wang family children?“ 剑云,你近来还在王家教书 吗 ?...
Lawrence Talbot: I module blackball every of you!劳伦斯?塔尔博特: “我要杀死你们! ”A rescue plan could be achieved by sending an unmanned module to the space station.可以通过向太空站发射无人太空舱来实现救援计划。End of POST initialization of chipset registe...
The occurrence and distribution auriferous quartz is strictly controlled by NNE - NE fault.含金石英脉的产出和分布严格受NNE—NE向断裂控制.Gold ore main type is auriferous quartz vein type.金矿床主要为含金硫化物石英脉型.The geochemical characteristics of RE...