ketal的意思？

Cyclopentanone ethylene ketal was synthesized with I _ 2 as catalyst.以单质碘为催化剂合成了环戊酮乙二缩酮.The effects of reactant mole ratio , catalyst dosage , microwave irradiationtimeyield of cyclohexanone glycol ketal were investigate...

ketal的音标：ketal的英式发音音标为：['ki:tæl]ketal的美式发音音标为：['kitæl]...

He has no son to inherit his land.他没有儿子来继承田产。They are to inherit 100,000 US dollars.他们将会继承10万美元。Vitamin B 5 can increase the inherit tenacity of the hair and fully reactivate the exanimate hair.维他命原B5能够加强头发的内在韧性,使原来缺乏生气的...

amerism的音标：amerism的英式发音音标为：[əm'əəɪzəm]amerism的美式发音音标为：[əm'əəɪzəm]...

已经有数千英亩森林和灌木丛林地被烧毁。Thousands of acres of forests and scrubland have been burnt.西北部的一半林地是公共财产。Half of the north-west's timber land is public property.草地和林地相互交错。Grass fields were intermixed with areas of woodland....

Conclusion The segmental hepatectomy is promising and effective for patients with hepatolithiasis.结论肝叶、段切除术是治疗肝内胆管结石较理想而有效的方法.Objective To explore the safety and invasion of laparoscopic hepatectomy ( LH ).目的探讨腹腔镜肝切除 ( L...

n.血流...

所有用作抗晕动病的药物,都应采取预防给药.All agents used to combat motion sickness should be given prophylactically.其效果等同以醒酒剂与晕动片.The effect of the same agent to sober up and Motion tablets.用于治疗胃肠功能紊乱 、 晕动病、经前紧张 、 尿床和尿频.Used to treat stomac...

他们会深深爱上法国的乡村。They will be in raptures over the French countryside.该项目的主要投资商是法国的国民信贷银行。The main investor in the project is the French bank Credit National.法国的一家制药公司陷入资金周转问题，面临清算的危机。A French-based pharmaceuticals company r...

dropsonde的音标：dropsonde的英式发音音标为：['drɒpsɒnd]dropsonde的美式发音音标为：['drɒpˌsɒnd]...

“整坡机”的英语可以翻译为：sloper ...

“一阵风”的英语可以翻译为：a great volume of sound，a gust of wind，blast，afflatus...

autocontrol的音标：autocontrol的英式发音音标为：[ɔ:təʊkɒnt'rəʊl]autocontrol的美式发音音标为：[ɔtoʊkɒnt'roʊl]...

“宠爱”的近义词/同义词：溺爱, 钟爱, 痛爱, 疼爱, 宠嬖, 恩宠, 喜爱, 喜好, 喜欢, 醉心, 热爱。...

“烹饪学”的英语可以翻译为：gastrology ...

“升级”的反义词：降级, 留级。...

“露脑”的拼音为：lù nǎo...