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It had begun so uneventfully, so precisely like a hundred other evenings, with Nana putting on the water for Michael's bath and carrying him to it on her back.

那天晚上一开头,就像别的晚上一样,本来是平静无事的,娜娜倒好了迈克尔的洗澡水,然后驮着他过去。

Anhydrous alcohol and glacial acetic acid were used as component solvent, which the volume ratio was 2:1, zinc dust as reductant, reaction temperature was 25~35℃, reaction time was 2 h, the yield was 81%.

在还原反应中采用无水乙醇和冰醋酸的混和溶剂,两种溶剂的体积比为2:1,以锌粉为还原剂,反应温度为25~35℃,反应时间为2h,产率为81%。

In the presence of ethanol- HCl solution, arylamine-HCl and w=37% aqueous formaldehyde solution or the condensation product of arylamine and formaldehyde are directly reacted with ethyl 3-oxo-2-phenylmethylenebutyrate to form l-aryl-2-phenyl-3-carbethoxy-4-piperidone.

2-苯亚甲基-3-丁酮酸乙酯与芳香胺和w=37%甲醛水溶液或芳胺和甲醛的缩合物在氯化氢-无水乙醇存在下可直接发生的Mannich反应,得到1-对位取代芳基-2-苯基-3-羰乙氧基-哌啶-4-酮。

From the azeotropic mixture from the top of the tower the absolute ethanol is prepared and returned to the oxidation and carbonylation system.

塔顶出来的共沸混合物按照工业乙醇脱水方法制备的无水乙醇返回氧化羰化合成系统。

Under the catalysis of rare earth composite solid superacid SO42-/ZrO2-La2O3,reaction of a-pinene and anhydrous oxalic acid afforded bornyl oxalate smoothly. Followed by saponification reaction, borneol was obtained selectively.

在稀土复合固体超强酸SO42-/ZrO2-La2O3的催化下, a -蒎烯与无水草酸的反应能顺利生成草酸龙脑酯,经皂化反应后,能选择性地合成正龙脑。

In four-facies peridotite, clinopyroxene contains abundant information concerning partial melting and mantle metasomatism due to its low melting point.

在无水&干&体系的四矿物相橄榄岩中,单斜辉石由于熔点低而通常记录着丰富的部分熔融作用和地幔交代作用信息。

A novel planar chiral diferrocenylimine-diols 6 was synthesized by the condensation of R, S(subscript p-1-(2-diphenyl hydroxyl methyl) ferrocenylethylamine [R, S(subscript p-4] with phthaldehyde in anhydrous ethanol, and was crystallographically characterized.

通过R,S(下标 p-1-(2-二苯基羟甲基)二茂铁乙胺[R,S(下标 p-4]和对苯二甲醛在无水乙醇中的缩合反应合成了一种新型平面手性双二茂铁亚胺二醇化合物6,并经X-射线衍射分析它的晶体结构。

Extraction conditions of ethanol were optimized by orthorhombic analysis. The best condition: extracting temperature (30℃), extracting time (6h), shakers rotating speed (200 r/min), the ratio between Dictamnus dasycarps Turcz.

通过正交试验对白鲜皮的无水乙醇提取条件进行了优化,确定其最佳的提取条件为提取时间6h,白鲜皮与溶剂质量体积比为1∶10,提取温度30℃,摇床转速200r/min,提取3次。

The mole fractions of unsubstituted, monosubstituted, disubstituted, and trisubstituted anhydroglucose units are in very good agreement with Spurlin model during the determined range.

在测量的范围内,未取代、一取代、二取代和三取代无水葡萄糖单元的摩尔分数分布和Spurlin模型非常吻合。

Embolization of hepatical artery and portal vein plus alcohol injection and immunotherapy is a good combination in treating patients with advanced hepatical carcinoma.

以肝动脉、门静脉双插管碘油乳化化疗+无水酒精注射+免疫治疗取得最佳治疗效果和有效的延长生存期,是目前综合治疗中晚期肝癌的最佳治疗方法之一。

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