butyrate是什么意思？

butyrate的音标：butyrate的英式发音音标为：['bju:təreɪt]butyrate的美式发音音标为：['bjutəˌreɪt]...

Benzyl butyrate was synthesized by using potassium bisulfate as the catalyst.以硫酸氢钾为催化剂,丁酸和苄醇为原料合成丁酸苄酯.Isoamyl butyrate was synthesized by using potassium bisulfate as the catalyst.以硫酸氢钾为催化剂,正丁酸和异戊醇为原料合成了正丁酸异戊酯.Isoamyl bu...

Isoamyl butyrate was synthesized by using ceric sulfate as the catalyst.以硫酸高铈为催化剂,正丁酸和异戊醇为原料合成了正丁酸异戊酯.Isoamyl butyrate was synthesized by using gallium sulfate supported on silica gel as the catalyst.以自制的硅胶固载硫酸镓为催化剂,正丁酸和...

televise的现在完成时为：televised...

prep.在（船、飞机、车）上，上（船、飞机、车），上车adv.在船（或飞机、车）上，上船（或飞机、车），靠船边，在船上，在火车上...

n.木马adv.骑着...

n.指数，倡导者，演奏者，例子adj.指数的，幂数的，越来越快的...

epically的音标：epically的英式发音音标为：['epɪklɪ]epically的美式发音音标为：['epɪklɪ]...

empress的音标：empress的英式发音音标为：['emprəs]empress的美式发音音标为：['ɛmprɪs]...

adj.缺乏，没有...

In one respect, however, the men really were strikingly similar.然而，一方面，那些男人真的非常相似。Most strikingly, the amount consumers spent in the shops grew much more quickly than anyone expected.最惊人的是，消费者的购物支出的增长速度远远超过了任何人的预期。The qu...

硼酸是一种极好的漂浮物,而水铝氧却毫无浮动性.Boric acid is an excellent floater while gibbsite has no native floatabiligy at all....

At the end of the fifteenth century , the Faubourg strides across, passes beyond, and runs farther.早在十五世纪末, 那城廓就被跨越,被超过了, 关厢也跑得更远了.After the end of the fifteenth century, inquisitions were headed by a Grand Inquisitor.在第...

n.参宿二（猎夫座Z星）...

compare with的近义词有：compare, compare to, compare with, contrast。下面这些动词(短语)均含"比较"的含义：compare：侧重比较两个或更多东西的异同优劣，强调相同或类似之处。compare to：指两物有类似或相似之处，从而"把(一物)比作(另一物)。"compare with：指"把……用……作比较"以便找出差异或好坏。contrast：指比较两个或更多东西之间的差异，侧重不...

Epoxidation and oxidation gave the racemic C 18 - juvenile hormone.通过环氧化和氧化就得到外消旋的含十八个碳的昆虫返动激素.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.Recent progress on asym...

Did equilibration take place before or after setting of chromite and silicates?究竟平衡作用发生在铬铁矿和硅酸盐下沉之前,还是在其后?The commercial product however, containing silica and silicates, has a positive effect.然而含有硅石和硅酸盐的工业品都有肯定的效果.In ot...

The most pleasurable experience of the evening was the wonderful fireworks display.这个晚上最让人高兴的就是精彩的焰火表演。Most of the wine was unfit for human consumption.这些酒中大部分都不适于人类饮用。Mark was condemned to do most of the work.马克被迫承担大部分工...