合成的

It was increased ethyl hexanoate synthesis substrate concentration mediated by Rhizopus chinensis 2113 whole-cell lipase after improved synthetic activity and optimized reaction condition. The reaction condition were: caproic acid concentration 2.4mol/L, substrate molar concentration ratio 1:1.1, initial water content ≤0.2%, lipase water activity 0.3~0.66, enzyme amount 16%, reaction temperature 30℃, agitation speed 150 r/min.

通过合成酶活的提高及反应条件的优化，提高了华根霉2113全细胞脂肪酶催化己酸乙酯合成的反应底物浓度，其反应条件为：己酸浓度为2.4mol/L；酸醇摩尔浓度比1：1.1；反应体系含水量≤0.2%；脂肪酶水活度0.3～0.66；加酶量16%；反应温度30℃；150r/min振荡反应。

Using W-HMS molecular sieve synthesized from the tungsten source of (NH4) 2WO4 as catalyst and hydrogen peroxide as oxidant, the effects of reaction time, temperature, dosage of catalyst, solvent type and volume, and oxidant concentration on the catalytic oxidation of cyclopentene to glutaraldehyde were investigated.

对以(NH4)2WO4为钨源合成的W-HMS分子筛为催化剂，过氧化氢为氧化剂，环戊烯合成戊二醛的多相催化反应进行了研究，考察反应时间、反应温度、催化剂用量、溶剂种类和用量以及氧化剂浓度等因素对戊二醛收率的影响。

In the fourth chapter, the effects of ultrasound on the direct electrosynthesis of solid K_2FeO_4 and the anodic behaviors of pure iron were investigated, and the physical properties of the samples were characterized by means of XRD, FTIR and SEM.

在第四章中，对超声波在14 mol／dm~3 KOH溶液中辅助直接电合成K_2FeO_4固体的影响作了研究，并采用扫描电子显微镜、X-射线衍射和傅立叶红外吸收光谱等技术对超声波作用和无超声波作用直接电合成的K_2FeO_4的表面形貌和结构进行了表征。

Students should grasp the judgment of the organic synthetic project serviceability and the enlargeable principle.

在教学中引入系统工程的观点，分析工业有机合成的经济性，使学生掌握判断有机合成的工程适用性与可放大原则。

Further,an one-component RTV fluoro-silicone adhesive/sealant is prepared on the based material of the synthesized fluosilicic rubber.

利用阴离子开环聚合方法合成了羟基封端液体氟硅橡胶，用合成的氟硅橡胶为主体材料制备出单组分室温硫化氟硅橡胶胶粘剂/密封剂，该胶粘剂/密封剂具有透明、耐油、表干快和贮存稳定性好的特点，同时又保留了硅橡胶的通性。

It is simple and effective. Currently, the reconstruction materials include autologous, allograft, xenograft, synthesized nonabsorbable and absorbable patches, and acellular patch.

目前的重建材料有自体组织、同种异体移植物、异种移植物、合成的不可吸收补片、合成的可吸收补片、脱细胞补片等，各有其优缺点。

Currently, the reconstruction materials include autologous, allograft, xenograft, synthesized nonabsorbable and absorbable patches, and acellular patch. They have specific advantages and disadvantages.

目前的重建材料有自体组织、同种异体移植物、异种移植物、合成的不可吸收补片、合成的可吸收补片、脱细胞补片等，各有其优缺点。

Three classes, forty-eight in total, of pyrazole compounds, imidazolo[1,2-b] pyrazoles, dipyrazolylmethanones and pyrazolyloxadiazoles, have been synthesized, and they have been fully characterized by modern spectroscopic methods, two of which were further confirmed by X-ray diffraction. Most of these compounds have been evaluated for the inhibitions of Gram-positive bacterium represented by Staphylococcus aureus and Gram-negative bacterium represented by Klebsiella pneumoniae.

论文合成了咪唑并[1，2-b]吡唑类、二吡唑基甲酮类和吡唑连噁二唑类共三类48个化合物，使用了现代结构测试手段对所合成的化合物进行了结构表征，其中两个化合物经过了X-Ray射线衍射分析，并对其中大部分化合物进行了以金黄色葡萄球菌和肺炎克雷白杆菌为代表的革兰氏阳性菌和革兰氏阴性菌的初步抑菌活性测试。

Since swines were a breed with high reproductivity, we have studied mechanism of acute regulation of piglet testosterone synthesis.

大量的研究表明，类固醇合成快速调节蛋白是调节类固醇合成的限速因子，因此，我们首先研究了StAR蛋白在仔猪睾丸中的表达。

Among the above synthesized complexes, the SalenAlQ complexe that is combined from ethylenediamine and salicylal is more effective catalytic activity, because it has smallest steric hindrance.

在合成的系列催化剂中，由乙二胺与不带取代基的水杨醛合成的SalenAlQ因其空间位阻较小，催化活性相对较高。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷