| 释义 |
butyl alcohol ˈbju:tilˈælkəˌhɔl 短语¹⁴⁴⁹⁷²⁺²
基本英英近义反义例句例句
丁醇
Noun:
a flammable alcohol derived from butanes and used for solvents近义词 butanol丁醇
The butyl polyglycosides were synthesised by using anhydrous glucose and butanol.摘要以葡萄糖和正丁醇为原料合成了丁基糖苷表面活性剂。
The reaction adopted strong-acid cation exchange resin catalysed phthalic anhydride andbutyl alcohol.采用强酸性阳离子交换树脂催化邻苯二甲酸酐与正丁醇的酯化反应。 A reaction kinetic model for synthesis of ETBE from ethanol and tertiary butyl alcohol, catalyzed by HF/ USY modified by hydrofluoric acid, was established.
以乙醇和叔丁醇为原料、氢氟酸改性 USY分子筛为催化剂合成乙基叔丁基醚，建立了反应动力学模型。 dictall
Besides, seed culture medium, the addition of carbon sources, protein treatment, and mixed microbial fermentation would influence greatly the formation of total higher alcohols and n- butyl alcohol.
种子培养基、碳源补加、蛋白质处理和混合菌种发酵对总高级醇和正丁醇的生成有较大的影响； www.lmst.com.cn
Etherification of ethanol and tert- butyl alcohol to ETBE ethyl tertiary butyl ether, using USY zeolite modified by hydrofluoric acid as the catalyst, was studied.
以氢氟酸改性 USY为催化剂，乙醇和叔丁醇为原料，合成乙基叔丁基醚 ETBE。 cnki
To study the chemical constituents in acetic ether and n- butyl alcohol fractions from the roots of Isatis indigotica alcohol extract.
研究板蓝根乙醇提取物的醋酸乙酯和正丁醇萃取层中的化学成分。 tiprpress
Butyl cinnamate was synthesized from cinnamic acid and butyl alcohol using tungstosilicic acid as catalyst.
以钨硅杂多酸为催化剂，通过肉桂酸和正丁醇反应合成肉桂酸正丁酯。 dictall
BC- DH2004 catalyst was used in dehydrogenation of sec- butyl alcoholSBAto prepare methyl ethyl ketoneMEK.
采用 BC- DH2004催化剂进行仲丁醇脱氢合成甲乙酮的研究。 dictall
Diisobutyl acetal was synthesized by the condensation of paraldehyde and iso- butyl alcohol.
以三聚乙醛和异丁醇为原料，合成了二异丁基乙缩醛。 dictall
Ethyl tert butyl ether is synthesized from ethanol and tert butyl alcohol by reaction distillation.
以乙醇和叔丁醇为反应物，采用反应精馏法合成了乙基叔丁基醚。 dictall
Methods: Butyl Lactate was synthesized from lactic acid and n- butyl alcohol. NS-2 was used as catalyst and the reaction conditions were discussed.
方法以乳酸和正丁醇为原料，用催化剂 N S-2催化合成乳酸丁酯，探讨了酯化反应的最佳反应条件。 chemyq
Methods: Astrageloside was determined by HPLC fingerprinting to compare macroporous resin absorbing method with extraction refine by n butyl alcohol.
方法：应用色谱指纹谱技术，研究比较正丁醇萃取法、大孔吸附树脂法纯化黄芪总皂苷。 chemyq
Objective:To study the analgesic effect of Cestrum Nocurnum n- Butyl alcoholCNB extract on a mouse model.
目的：探讨夜来香正丁醇提取物对小鼠的镇痛作用。 kns50.chkd.cnki.net
The article researched that the esterification of acetic acid and n- butyl alcohol under the microwave radiation in reasonable power with iron trichloride as a catalyzer.
文章研究了用三氯化铁作催化剂，在一定功率微波辐射下乙酸和正丁醇的酯化反应。 dictall
The antioxidant activity of ethanol phase fraction extracted by chloroform, n- butyl alcohol and water from two- liquid- phase extraction of flaxseed was evaluated respectively.
采用体外实验方法对亚麻籽双液相萃取中乙醇相的氯仿、正丁醇和水三种提取物进行抗氧化活性研究。 cnki
The methods for testing the rotary sticky degree of6% PVB methanol solution and5% PVB first butyl alcohol solution indirectly were investigated.
探讨了用间接法测定6%聚乙烯醇缩丁醛树脂 PVB甲醇溶液和5%聚乙烯醇缩丁醛树脂 PVB正丁醇溶液的旋转粘度。 j-fci |