Diphenyl carbonate shows a typical vinyl ester effect.碳酸二苯酯表现典型的乙烯的酯类的效应.Diphenyl carbonate ( DPC ) is an important intermediate in plastic industry.碳酸 二苯酯是重要的有机中间体,应用于塑料工业.Curing shrinkage, temperature and curing enthal...
一例低镁血症病牛并无器质性损害.In a case of hypomagnesaemia in a cow there is no physical lesion.目的分析致高镁血症的常见原因及治疗措施.Objective To study the common reason and therapeutic measure of hypermagnesemia.高镁血症的神经系统症状表现为肌肉无力 、 瘫痪 、 共济失调 、 嗜睡和意识...
石蕊: 从几种地衣类植物中获取的带色有机化合物的混合物.Litmus: Mixture of coloured organic compounds obtained from several species of lichens.例如石蕊和酚酞.Examples are litmus and phenolphthalein.它能改变指示剂的颜色,使石蕊和通用指示剂变蓝.It can change the color of the ind...
The price of grapes had shot up to 32 francs a kilo.葡萄价格大幅上涨，达到每公斤32法郎。The caves extend for some 18 kilo-metres.那些洞穴深约18公里。Me and my mate went to score a kilo of amphetamine down in London.我和爱人去伦敦市区搞到了一公斤苯丙胺。...
She could have stipulated that she would pay when she collected the computer...她本可以要求她来取电脑时付钱。A delivery date is stipulated in the contract.合同中规定了交货日期。Appropriate methods for authorising receipt from and despatch to such...