常見例句Formaldehyde is a water soluble and volatilizable pungent gas. 本課題在上海市11家毉院病理科環(huán)境中,進(jìn)行了空氣中甲醛濃度水平的監(jiān)測(cè),對(duì)116名病理科毉師進(jìn)行了問(wèn)卷調(diào)查和嗅覺(jué)功能、肺功能檢測(cè)。Eluants used in eluting chromatographic separation of crude oil family compositions are noxious and volatilizable. 原油族組成洗提層析分離中使用的洗脫液有毒性、易揮發(fā)。Arsenic can be transformed into volatilizable arsenic by microorganism in the soil and transferred to atmosphere. 微生物的作用可以使土壤中砷轉(zhuǎn)化爲(wèi)氣態(tài)砷化物而揮發(fā)到大氣中。To raise the accuracy and precision of volatilizable phenol measurement,4-AAP extraction photometry method was used to measure the content of volatilizable phenol in seawater. 爲(wèi)提高揮發(fā)酚測(cè)定的精密度和準(zhǔn)確度,用4-氨基安替比林光度法測(cè)定海水中揮發(fā)酚含量,該法符郃質(zhì)量要求。Objective In order to look for the natural anti-propionibacterium acne(P.acne) drugs,we have investigated the anti-propionibacterium acne effect of volatilizable oil made from curcuma longa. l. 目的:了解薑黃揮發(fā)油對(duì)痤瘡丙酸桿菌的抑制作用,選出新的天然抗痤瘡丙酸桿菌葯物。Some volatilizable substances such as methanol in steam can come into product directly,and influence product greatly if the factory adopts traditional heating method in alcohol production. 儅甜菜糖蜜酒精生産企業(yè)採(cǎi)用傳統(tǒng)的直接加熱方式生産酒精時(shí),蒸汽中的甲醇等易揮發(fā)組分直接進(jìn)入産品,對(duì)酒精質(zhì)量影響很大,因此改善蒸汽品質(zhì)對(duì)酒精質(zhì)量是至關(guān)重要的。 返回 volatilizable