heptanone什么意思

This paper reports the synthesis of 2 - heptanone in the functions of absolute potassium fluoride and acetonitrile.报道了在无水氟化钾和乙腈作用下2 - 庚酮的合成....

heptanone的音标：heptanone的英式发音音标为：['heptənəʊn]heptanone的美式发音音标为：['heptənoʊn]...

vi.恢复，复原，弥补vt.使恢复，[化]同流换热...

毁灭恐怖...

碎浪是波浪涌到浅水时形成的.Breakers are what result when waves reach shallow water.简介了铝箔表面碎浪产生的原因及其预防措施.The reason of tiny wave on foil surface is simply introduce.这包括两者自由 - 游动和爬行运载器在碎浪带中操作.This includes both free - swimming and craw...

n.（尤指不寻常的）装束，穿戴...

n.发言人，代言人( spokesman的名词复数 )...

Some are living in poorly built dormitories, even in tents.有些人住在建筑质量很差的宿舍里，甚至帐篷里。The latest refugees were housed in makeshift dormitories.新来的难民被安置在临时的集体寝室里。Many colleges now have wired dormitories.现在许多大学的学生宿舍已经联网。...

He propped his elbows upon a greasy counter.他的双肘撑在满是油污的柜台上。a shampoo for greasy hair油性头发洗发剂People suffering from dysentery must avoid raw , cold or greasy food.得了痢疾忌讳吃生冷油腻食物....

n.隐吡咯，2，4-二甲基-3-乙基吡咯...

It offers the widest selection of antiques of every description in a one day market.它在为期一天的集市上出售应有尽有的各种古董。The spectacle was so dazzlingly beautiful that it beggared description.这景象美极了,简直无法形容.The onus is on the shopkeeper...

...

安第斯山区的雨季通常在12月份来临。The rainy season in the Andes normally starts in December.农民们在雨季到来之前赶紧晾晒干草.The farmers hurried to make hay before the rain came.营地的补给品在漫长的雨季里受潮了.The camp supplies dampened during the long rainy season....

ranger的复数形式为：rangers...

hunchback的复数形式为：hunchbacks...

沼石蛾...

Holographic storage with Photo Refractive Polymer —— TB level volume storage optical disc ( continued )光折变聚合物全息存储光盘TB量级体存储光盘 ( 续 )Check and insure all the financial reports accurate 、 timely and consistent with TB.检查并确认公...