适宜的

Synthesis of p aminophenol from nitrobenzene by hydrogenation over Pt/γ Al 2O 3 catalyst was studied, and the appropriate process conditions were obtained.

以 Pt/γ-Al2 O3 为催化剂研究了硝基苯催化氢化法制对氨基苯酚的反应，得到了适宜的工艺条件。

The strength of oil well sandy belite cement was tested and studied under the high hydrothermal condition of 150°-300℃ and 39.2MPa.

该水泥与适宜的缓凝剂相匹配可适用于井温150~200℃的高温油、气井固定工程〔'一4〕。

An acrylic resin was synthesized by the radical copolymerization with methyl methacrylate, butyl acrylate and methacrylic acid monomers in solution using benzoperoxide as initiator. Appropriate parameters of monomer ratio, monomer concentration, solvent, and reaction temperature were found by experiment.

以过氧化二苯甲酰为引发剂，采用溶液聚合合成了甲基丙烯酸甲酯-丙烯酸丁酯-甲基丙烯酸树脂，通过实验确定了自由基共聚合适宜的单体配比、单体浓度、引发剂浓度、溶剂以及反应的升温速度。

By studying the influences of chromogenic time, dosage of DAM and hydrochloric acid, the optimum chromogenic conditions were obtained.

通过研究显色时间、DAM及盐酸用量、共存离子等对吸光度的影响，得出适宜的显色条件。

Objective To explore the clinicopathological characteristics of early gastric cancer, surgical treatment, and prognosis in elderly patients.

目的探讨老年人早期胃癌的临床病理特征、适宜的外科治疗方式及其预后。

The results show that the coating film with flat, smooth and excellent performance can be obtained under the condition of appropriate electrophoretic parameters.

结果表明，在适宜的电泳工艺参数下，可以得到外观光滑平整，综合性能优良的漆膜。

Themost suitable environmental condition for balsam pear seedling is short dayand low temperature under which not only the development of the plantwas earlier,but also the femaleness was promoted.

苦瓜苗期处于短日低温是最适宜的环境条件，不仅使植株的发育提早，而且有促雌效果。

Cultured osteoblasts at suitable cell density can easily form mineralization nodes in vitro, and β-glycerophosphate sodium and ascorbic acid just promote formation of mineralization nodes.

体外培养成骨细胞钙化结节的形成须接种适宜的细胞数量，用条件培养液培养细胞能促进钙化结节形成。

ObjectiveTo select the appropriate standard for determination of flavonoids in Glycyrrhiza.

目的选择适宜的对照品，建立能够准确测定甘草中总黄酮含量的方法。

The values of LEC is calculated by using some data regarding V~*_(λ from direct heterochromatic brightness comparison method in different luminance levels from 10~(-5 to 10~(2) cd·m~(-2); 10 degree visual angle.

LEC值可为道路照明设计时选择适宜的光源提供有益的参考。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐