例句與造句

1. According to these the quantitative analysis for product citronellol is carried out by gc with fid ( fire iron detector ) as detector using hypnone as an internal standard
   采用標(biāo)準(zhǔn)圖譜比較和添加產(chǎn)物標(biāo)準(zhǔn)品對(duì)照的方法進(jìn)行定性分析；確立了苯乙酮為內(nèi)標(biāo)物和用內(nèi)標(biāo)法進(jìn)行定量分析的方法。
2. Three methods for synthesis of mandelic acid were introduced in the article , and their advantages and disadvantages were compared . the method of mandelic acid synthesis using hypnone was selected , and flow chart and operation process were studied
   本文對(duì)扁桃酸常用的三種合成方法進(jìn)行了介紹,對(duì)其工業(yè)化生產(chǎn)的優(yōu)缺點(diǎn)進(jìn)行了對(duì)比,最終選定了苯乙酮法,并給出了工藝流程圖和操作步驟。
3. It's difficult to find hypnone in a sentence. 用hypnone造句挺難的