片语

Tetrahydrofuran THF四氢夫喃

waste thf四氢呋喃

THF derivatives四氢呋喃衍生物

THF溶液THF Solution

THF SolutionTHF溶液

Zentralflughafen THFTHF中央机场

THF CA氧戊环

THF Tetrahydrofuran四氢呋喃

英汉例句

• The results show that the purity (as mass fraction) of THF recovered from waste pharmaceutical liquor can reach 99.

  试验结果表明，采用以上技术从制药废液中回收的THF，纯度（按质量分数计）可达到99。

• The synthesis of fatty acid ethyl ester in THF catalyzed by lipase was studied.

  用脂肪酶在四氢呋喃中催化合成硬脂酸酯。

• New allyl lithium THF complex was prepared conveniently by the reaction of propene with n-butyl lithium in the presence of tetrahydrofuran.

  在四氢呋喃存在下，将丙烯和丁基锂直接反应合成了未见文献报道的烯丙基锂四氢呋喃配合物。

• Compared with homopolymer GAP, THF copolymer GAP has more excellent mechanical performances and less sensitivity, and possesses the same degree of thermal stability.

  THF共聚型GAP常温和低温力学性能明显优于均聚gap，感度比均聚gap低，热稳定性和均聚gap相当。

• The complex crystal ofm-cresol and urea has been firstly cultivated by using a mixed solvent including ethanol and THF at a proper ratio.

  通过使用一定配比的乙醇和四氢呋喃作混合溶剂，第一次培养出尿素和间甲酚的复合物单晶。

• NaBH4 in hexane or toluene would not initiate the polymerization unless pyridine or THF was used as solvent, but an amorphous polymer was the product.

  四氢硼钠在己烷和甲苯溶剂中，不易引发丙烯酸第三丁酯的聚合反应，但在吡啶和四氢呋喃中能引发聚合，亦得到非晶态聚合物。

• The equilibrium pressure of system and the mol fractions of all components in vapor and hydrate phases were gained at different initial pressures, temperatures and THF mol concentrations.

  在一定范围内改变体系的初始压力、温度和THF浓度，得到了各组分在气-水合物两相的摩尔分率和体系达到平衡时的压力。

• The effect of THF on the kinetics of the anionic polymerization of styrene in Cyclohexane was studied.

  本文研究了四氢呋哺对环已烷中苯乙烯阴离子聚合动力学的影响。

• Methods: In the presence of hydrochloric acid or nitric acid, geranyl sulfone was prepared from geraniol in isopropyl alcohol or THF under reflux conditions for 18 h or 28 h, respectively.

  方法：以异丙醇或THF为溶剂，盐酸或硝酸为催化剂，香叶醇与苯亚磺酸钠回流反应18或28h得香叶基砜。