On the basis of a brief introduction of the development history and operating principles of the ethanol continuous fermentation progress coupled with the separation by membrane, the fermentation mechanism, the fermentation technique, the fermentation way of celluloses are briefly narrated. And great emphasis is placed on the progress of ethanol continuous fermentation reviews.

在簡述乙醇連續(xù)發(fā)酵與膜分離耦合過程的發(fā)展歷史和技術(shù)實(shí)施基礎(chǔ)上，介紹了纖維素類物質(zhì)的發(fā)酵機(jī)制久久久久久久久久艹，發(fā)酵工藝午夜免费电影网，發(fā)酵方式，著重介紹了乙醇串聯(lián)連續(xù)發(fā)酵過程美国不卡av。

Methods L9(34) orthogonal test was conducted to evaluate the effects of ethanol concentration, ethanol consumption, extraction duration, and extraction time on the extraction by using the content of four kinds of sanchinosides and the content of the total flavonoids in axillary choerospondias fruit that were included in the recipe of Danxinshu capsules. HPLC and ultraviolet spectrophotometry were used in the assay of cumarin.

分別采用高效液相色譜法和紫外分光光度法測定方中三七的3種皂苷的總含量及廣棗的總黃酮的含量，以兩者含量的綜合評(píng)分為指標(biāo)404黄色网站点击进入，采用正交實(shí)驗(yàn)考察乙醇濃度欧洲黄色官网、乙醇用量、提取時(shí)間国产二级AV无码免费久久、提取次數(shù)4個(gè)因素對(duì)提取效果的影響jizzjizz99。

Analysis of labelled ethanol desorbed at different temperatures indicated that the adsorbed ethanol did not take part in the coke formation.

吸附標(biāo)記乙醇的升溫脫附產(chǎn)物的分析結(jié)果表明，吸附態(tài)乙醇并不結(jié)焦日韩美女淫乱网。

Results showed that terpene-catechol resin could be synthesized directly with the proposed method.The synthesized terpene-catechol resin could be separated from terpene resin and catechol on neutral alumina column with petroleum,absolute ethanol and 5％ NaOH-ethanol solution as eluates.

采用柱層析法分離萜烯樹脂和萜烯-鄰苯二酚樹脂国产操逼视频免费播放，分別采用中性氧化鋁和強(qiáng)堿性陰離子交換樹脂作固定相，汽油爱搞免费、乙醇欧日韩一级片、NaOH-乙醇溶液作洗脫劑對(duì)萜烯樹脂和萜烯-鄰苯二酚樹脂進(jìn)行分離提純。

The eluents were water, 10%, 20 %, 30 % and 50 % ethanol respectively and they flowed through the macroporous resin one by one with five times of the column volume. The obtained eluent of 50 % ethanol was evaporated and the content of total flavonoids was 76 % measured by HPLC.

結(jié)果 選擇AB-8大孔樹脂800级毛片；最佳純化工藝為上樣液總黃酮質(zhì)量濃度 60 mg·L-1国产黄色av入口，pH 5.0，溫度 25 ℃；最佳洗脫方式是用5倍柱體積的水及體積分?jǐn)?shù)分別為10 %熟妇插穴网、20 %禁止18岁以下观看,黄片、30 %的乙醇依次洗脫，棄去洗脫液后再用5倍柱體積的體積分?jǐn)?shù)為50 %的乙醇洗脫性爱特黄免费视频；HPLC法測定總黃酮的含量為76 %偷拍照片网。

Results Total astragalosides were mainly in 40%-80% ethanol parts eluted by different concentration ethanol.

結(jié)果60%乙醇提取樹脂吸附后用不同體積分?jǐn)?shù)乙醇洗脫，黃芪總皂苷主要集中在40%~80%乙醇部位欧美人射精视频。

Comparision on antibacterial activity of ethanol extracts of clove bud and clove fruit in vitro;2. The results showed that ethanol extracts from C.

法測定了油茶葉乙醇提取物的抗氧化活性国产毛片在线看，并與蘆丁、二丁基羥基甲苯進(jìn)行了比較国产清纯白嫩初高生在线，在波長517nmwww.女干.com、反應(yīng)時(shí)間40min的條件下測定了DPPH。

The results showed that the proportion of water and ethanol, the guar gum, the stearic acid all had a greater influence on the property of synthetic film. The optimum filming conditions were: soy protein isolate 5.0%, the proportion of water and ethanol 80:20, guar gum 0.25%, stearic acid 0.3%.

研究結(jié)果表明：水與乙醇的體積比欧美在线自第一页、瓜爾豆膠含量日韩中文字幕自拍视频、硬脂酸含量對(duì)復(fù)合膜的性能有較大影響，制備大豆蛋白復(fù)合膜技術(shù)條件為日韩成人网址播放，大豆分離蛋白濃度為5.0%在线国产一区二区，水與乙醇體積比為80：20，瓜爾豆膠加量為0.25%巨乳在线白虎在线，硬脂酸加量為0.3%黄黄网站点击进入免费。

In order to research and evaluate the safety of food packaging of plasticizer Di-2-ethylhexyl phthalatein PVC film, the migration rate of DEHP from PVC film into water food simulants (distilled water, 65% aqueous ethanol, 20% aqueous ethanol, 4% aqueous acetic acid) was studied at 17, 30, 40, 50 and 60℃ by Gas Chromatography.

為了研究評(píng)判PVC膜中增塑劑鄰苯二甲酸二異辛酯在食品包裝中的安全性，采用氣相色譜儀測試了幾種水性溶劑（蒸餾水欧洲免费精品视频、65%乙醇亚洲国产精品国自产拍AV老女人、20%乙醇、4%乙酸）在不同溫度（17℃欧美肏屄a片、30℃9操视频在线观看欧美、40℃、50℃人人操人人摸性交精品、60℃）下對(duì)PVC膜中增塑劑DEHP的溶出率国产一级A片无码免费视频一。

The results show that DEHP can migrate into all water food simulants from PVC film and the migration rate was the highest in 65% aqueous ethanol with the range 0.85%～6.31% and a big increasing amplitude when contacting temperature over 30℃, the rate was lower in 20% aqueous ethanol and distilled water with the range 0.19%～0.45% and 0.19%～0.37%, respectively; and the rate was the lowest in 4% aqueous acetic acid with the picked out rate 17% and the value ＜0.4%.

研究結(jié)果表明，PVC膜中DEHP在幾種水性溶劑中均有溶出一区二区三区激情欧美亚洲日本，在65%乙醇中溶出率最大欧美老妇女网站，范圍為0.85%～6.31%，當(dāng)浸泡溫度超出30℃后WWW囯产播放，溶出率增幅較大欧美乱伦小视频；在20%乙醇和蒸餾水中的溶出率較小，范圍為0.19%～0.45%和0.19%～0.37%91视频三级片；4%乙酸對(duì)DEHP的溶出作用最小黄粗暴高潮小说视频，70個(gè)樣品中夜鲁夜鲁夜鲁免费视频在线观看，檢出率為17%，檢出溶出率欧美性爱俺去操你啦。4%日本大片免费久久乐。