In the epoxidation, chloroform and t butanol gave the best results.在环己烯环氧化反应中, 以氯仿和叔丁醇为溶剂时,环氧化反应的结果最好.The definilion of kauri - butanol value and its determination method is described.文章叙述了“溶剂汽油”一词的由来,K. B.值的定义及测定方法.The ...
Etherification of butanol with ethylene oxide by a new style solide acid catalyst is investigated.研究了丁醇和环氧乙烷在一种新型固体酸催化剂上的醚化反应.The purified rice amylose and amylopectins were obtained by n - butanol recrystallization meth...
There is widespread apathy among the electorate.选民普遍态度冷淡。The appearance of the opening duck seemed first to arouse the Hurons from their apathy.张开的船帆的出现立即引起了休仑人的警觉.He was sunk in apathy after his failure.他失败后心恢意冷.He has ...
Methods: ABO antigen intensity chang was detected by blood group serologic test.方法: 采用血型血清学试验检测ABO血型抗原强度变化.Sixty consecutive ABO - incompatible kidney transplantations were included in the study.该研究包括60例连续实施ABO血型不合肾移植患者....
She stopped drinking but began obsessing about her weight.她戒了酒，但又开始执著于体重问题。I started obsessing that Trish might die.我开始心神不宁，想着特里希可能会死。Why is everyone obsessing over system specs right now?为啥现在人人都对系统配置情有独钟?...
There was a sudden influx of goods onto the market.大批商品一下子涌入市场.Textile workers favoured protection because they feared an influx of cheap cloth.纺织工人拥护贸易保护措施,因为他们担心涌入廉价纺织品.The recent mail influx had depressed him.最近的大量邮件使...