法

Alumina sols of different content were prepared by using Al3 as precusor, water as solvent, nitric acid as peptizer, ethylacetoacetate and polyvinylpyrrolidone as modified menstruum. We used dip-coating method and spin-coating method prepared of alumina films on the plane glass and used dip-coating method and rising liquid method inside the wall of the fiber.

以仲丁醇铝为前驱物、水为溶剂、硝酸为胶溶剂、同时加入乙酰乙酸乙酯和聚乙烯吡咯烷酮作为改性剂制备了不同浓度的氧化铝溶胶用提拉法和旋覆法在平板玻璃上镀膜，同时用提拉法和液面上升法在石英毛细管内壁上镀膜。

Ferric citrate and maltol were the desirable coloring materials that made the inner color of roast sheep leg even and stable, and the optimum amount was 0.12% and 0.15% perfectively.

羊腿肉是烤羊腿的原料和质量基础，本试验研究了滚揉法、超声波法、CaCl〓法、木瓜蛋白酶法对羊后腿肉的嫩化效果。

This method not only combines the best features of balanced truncation and singular perturbational method, but also reduces the possibility of physical un-realization of the reduced model obtained from generalized singular perturbation method, according to a parameter chosen in the model-order reduction process.

新算法在广义平衡奇异摄动法降阶过程中引入一个实参数代替矩阵，不仅集成了平衡截断法和奇异摄动法的优点，而且减少了计算量，大大缓解了利用广义奇异摄动法得到的低阶系统可能面临的无法实现的问题。

The paper introduced three processes to prepare isochroman from β-phenethyl alcohol and polyformaldehyde:HCl catalysis,AlCl_3 catalysis and toluene-p-sulfonic acid catalysis,and discussed its reaction mechanism,using toluene-p-sulfonic acid catalysis method to prepare isochroman ,the yield is 46%,purity is 96%.

用β-苯乙醇和多聚甲醛为原料，进行了HC l催化法，三氯化铝催化法和对甲苯磺酸催化法的合成路线的实验，并对其反应机理进行了探讨，应用对甲苯磺酸催化法合成异色满的合成路线，得率46%，纯度96%。

In addition, a pre-column derivatization HPLC method was applied to the determination of Astragaloside Ⅳ; the flavonoids was determined by full-range HPLC scanning; a colorimetric method was developed for the determination of flavonoids and saponins. Hierarchical cluster analysis was performed on three constituents of different Radix Astragali species, and its result was compared with those of traditional phytoecological identification and the pharmacological quality assessment.

本研究以比色法测定了黄芪中总皂苷的含量，以柱前衍生化高效液相色谱法测定了黄芪中黄芪甲苷的含量；以比色法测定了黄芪中总黄酮成分的含量，以反相高效液相色谱法测定了黄芪中毛蕊异黄酮和毛蕊异黄酮苷的含量；以黄芪中的黄芪甲苷、毛蕊异黄酮和毛蕊异黄酮苷为主要特征对不同品种的黄芪进行了系统聚类分析，并将聚类结果与传统生药学鉴定和药理质量评价结果进行了比较。

On the basic of visual index and proportion of the eggs with eggwhite sticking shell and rotten heed, the stability of the pidan made by utilizing zine, copper,zine-copper mixture and nucleus material of pidan pickle agent was compared.

采用GB9694 -88标准比较了用锌法、铜法、铜锌合剂法、皮蛋腌制剂核心料法生产皮蛋的稳定性，以及皮蛋腌制剂核心料在不同季节，不同添加量按感观指标和粘壳、融头蛋产生的比例检验其稳定性。

It introduces and makes comments particularly on its definitions／ideas／backgrounds including its inherent humanism spirits,and points out the following arguments:the classical natural law is coming from the reasons of people and aims at the welfare of people,it is the forever law of the whole positivistic law.

文章详细阐述了古典自然法的概念、理念、背景以及所涵盖的一系列人文主义精神和基本理念，并由此得出结论认为，古典自然法是以人的理性为起点又以人的幸福为归宿的，是一切实在法的公理法。

According to the essays, we can use colorimetry, GC, TLC-scanning and HPLC for the determination of pseudoephedrine hydrochloride.

根据文献报道，盐酸麻黄碱的含量测定方法有比色法、气相色谱法、薄层扫描法和高效液相色谱法。

Colloidal gold was reductively prepared by sodium citrate,sodium citrate-tannin,ascorbic acid and sodium borohydride respectively.And corresponding gold particles size,morphology,dispersion,and stability of the samples were characterized and compared.

分别采用柠檬酸钠还原法、柠檬酸钠-鞣酸还原法、抗坏血酸还原法、硼氢化钠还原法4种方法制备了粒径为十几纳米的胶体金，并对制得的纳米胶体金粒径大小、分散度、稳定性及形貌进行了表征和比较分析。

Several methods of plant tissue protein extraction (TCA-acetone precipitation method, phenol method, urea method, Zhou Han-tao described method, and phenol method improved by the authors) were applied to extract total protein from Rhizophora stylosa root, and then after SDS-PAGE, a subsequent 2-DE analysis was carried out with the optimized conditions for 2-DE .

分别采用TCA-丙酮沉淀法、酚法、尿素法、周涵韬法和笔者建立的酚改良法，提取红海榄根部总蛋白质，并进行了SDS-PAGE分析和双向电泳体系的优化。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。