查询词典 ethanol

Seeds were sprouted at 25 ℃.The root-tip with 0.5~1.0 cm length were cut and treated in 4 ℃ refrigerator for 24 hours, fixed for 1~1.5 hours with Carnoy's fixative, differentiated for 10-15 min with hydrochloric acid and Ethanol 95 %(1:1), pressed to section in carmine for staining. Them were observed under microscope, then the samples that differentiated well chosen, covered on frozen station with mountin Canada balsam, for micro-photographing, counting and measuring.

方法］种子25℃萌发，待根尖长0.5~1.0 cm，冰箱4℃冷藏预处理24h，卡诺固定液固定1~1.5h，1：1的浓盐酸和95%乙醇解离10~15min，改良的石碳酸品红液染色，镜检取分散良好的标本，冰冻揭盖片，中性树胶封片显微照像、计数、测量。

Put 3g chitosan into 50mL 1% CH3COOH solution, after dissolved completely, added 9mL H2O2 into this solution and the reaction took place at temperature of 80℃ for 3 hours. Filtrated the hydrolysate and then concentrated liquid to 20mL, neutralized liquid with 1% NaOH, added 200mL ethanol to extract hydrolyte, 3000r/min eccentricity, and then we could got all water-soluble canary yellow chitosan by vacuum-freeze drying.

称取3g壳聚糖，于50mL1%冰乙酸溶液中充分溶解，加入9mL过氧化氢，在80℃条件下水浴反应3h，水解液抽滤，滤液在60℃浓缩至20mL左右，1%NaOH中和后，加入体积比为10：1左右的无水乙醇，沉淀水溶性壳聚糖，3000r/min离心，将糖液真空冷冻干燥后可得淡黄色完全水溶性壳聚糖。

One goal is to increase production of ethanol from sugar cane in Central American and Caribbean nations.

其中的一个目的是为了增加美国和加勒比海的乙醇产量。

Ethyl decanoate was synthesized from capric acid and ethanol by using ferric potassium alum as catalyst.

以铁钾矾为催化剂，通过癸酸与乙醇反应合成了癸酸乙酯。

In this paper, we use carbinol , ethanol or acetone as mobile phase to compare the separation effect of TP in order to find a less poison mobile phase.

该路线有利于连续化生产，简化生产工序，节约生产时间，降低成本，能用于大规模的工厂生产，具有工业化应用前景。

Based on the economic estimates presented in this paper, it appears that cassava can be a competitive feedstock for ethanol production.

文中的经济分析和新技术的介绍表明，木薯是一种非常有竞争力的生物乙醇生产原料。

But in root of cattail plant, the content of distilled water and ethanol extractable cadmium is higher than that of NaCl extractable cadmium.

这表明狭叶香蒲是一种耐性较高的锅积累植物，利用狭叶香蒲修复福污染的土壤可能是一条经济、实用、可行的途径。

There are a few sugars that can not be effectively used by Saccharomyces cerevisiae in thedistillate of ethanol fermentation, mos of which are melibiose and cellobiose .

酒精发酵的糟液中含有一定量的糖未能被酿酒酵母有效利用，其中最多的是蜜二糖和纤维二糖。

One goal of synthetic biology is to make what is known as cellulosic ethanol.

合成生物学的一个目标就是制造纤维素乙醇。

This will add value to cellulosic ethanol fuel and create added interest.

这可以增加纤维素乙醇燃料的价值，并产生附加利益。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。