羧基丙酮 的英文怎麼說
中文拼音 [suōjībǐngtóng]
羧基丙酮
英文
pyruvic alcohol-
The arylcarboxylato compounds are more soluble, e. g., in chcl3 and acetone, but the solutions are extremely air-sensitive.
芳羧基化合物較易溶，例如它們能溶於CHCl3和丙酮中，但這些溶液對空氣是極為敏感的。The dispersity and stability of the graphite aqueous suspensions was investigated with centrifugation, the violet visible spectrophotometer, the laser particle size analyzer and scanning electron microscopy ( sem ). the following aspects of the production technique were carefully studied : 1. the effects of surfactants, poly ( vinyl alcohol ) ( pva ), poly ( vinyl pyrrolidone ) ( pvp ), sodium alginate ( sa - na ) and poly ( sodium acrylate ) ( pa - na ) on the suspension stability of graphite were investigated
本研究的主要內容有以下三個方面: 1 、研究了陰離子表面活性劑、非離子表面活性劑、聚乙烯醇（ pva ） 、聚乙烯基吡咯烷酮（ pvp ） 、海藻酸鈉（ sa - na ） 、聚丙烯酸鈉（ pa - na ）對石墨在水中分散性和穩定性的影響; 2 、研究了分散方法、分散介質、 ph值及羧甲基纖維素鈉（ cmc ）含量對石墨在水中分散性和穩定性的影響; 3 、研究了聚乙烯醇（ pva ） 、聚乙烯基吡咯烷酮（ pvp ） 、海藻酸鈉（ sa - na ） 、聚丙烯酸鈉（ pa - na ）四種助分散劑與羧甲基纖維素鈉（ cmc ）復配對石墨在水中分散性和穩定性的影響。The arylcarboxylato compounds are more soluble, e. g., in chcl3 and acetone, but the solutions are extremely air - sensitive
芳羧基化合物較易溶，例如它們能溶於chcl3和丙酮中，但這些溶液對空氣是極為敏感的。Methods to investigate the suspending effect of the following hydrophilic polymer : hpmc, cmc - na, pvp k90, xanthan gum and mc
方法考察常用的羥丙基甲基纖維素、羧甲基纖維素鈉、聚維酮、黃原膠、甲基纖維素等輔料對干混懸劑的影響。The genes encoding pyruvate decarboxylase ( pdc ) and alcohol dehydrogenase ii ( adh ii ) were amplified from total dna of zymomonas mobilis by pcr. the genes of adhb andpdc were inserted into expression vector pse380 and then transformed into e. coli dh5a. the recombinant strains were induced to express adh ii and pdc with iptg
本論文以zymomonasmobilisdna為模板， pcr擴增zymomonasmobilis中的乙醇脫氫酶基因（ adhb ）和丙酮酸脫羧酶基因（ pdc ） ，分別構建表達質粒pse - adhb和pse - pdc並在大腸桿菌dh5中表達。分享友人