含酸的

The oily substances and the acidic components were characterized using elementary analysis, IR spectral analyses and acidimetry.

采用石油醚和三氯甲烷分级萃取孤岛油田含聚污水中的油分，得到两个不同极性的组分F1和F2；用碱抽提法从酸值较高的F2组分中分离酸性物质并将其甲酯化，通过柱层析法将甲酯化物分成Ⅰ、Ⅱ和Ⅲ三个甲酯组分。

In this paper, three kinds of hydroxyl component are prepared for two-component waterborne polyurethane paint, that is, acrylic dispersion, acrylic emulsion and silicone-modified acrylic emulsion. The influence of the composites of these dispersion and emulsions on polymerization process, viscosity, particle size and coagulum are investigated, infrared spectroscopy , inductance coupling plasma , transmission electron microscopy and thermogravimetric analysis are used to characterized their structure, composite, morphology and thermal stability, respectively.

本论文制备了三种用于水性双组分聚氨酯涂料的含羟基组分，即丙烯酸分散体、丙烯酸乳液和有机硅改性丙烯酸乳液，研究了这些分散体和乳液在制备过程中聚合物的羟值、酸值、玻璃化温度、乳化剂、反应温度等对聚合转化率、凝聚物含量、聚合物粘度和粒径的影响，用红外光谱、热重分析、透射电镜和感应偶合等离子技术表征了其结构、组成、形态和热稳定性。

On the basis the present results and the previous reports on syn-syn carboxylate-bridged Ni complexes, we find that the coplanarity of Ni-O-C-O-Ni dominates the magnetism.

基于本工作和文献报道的含syn-syn 羧酸混合桥联镍配合物的磁性数据，我们总结出下面结论：Ni-O-C-O-Ni的共面性与否决定了配合物的磁性。

Because of the fuel-rich propellant's high heat value and combustion temperature, the common stainless steel crucible and oxygen bomb's parts are always burned in the combustion heat testing process. In order to realize the proper testing of combustion heat, some fireproof materials characteristics and their application in the combustion heat testing of fuel-rich propellant were studied. Those fireproof materials include acid washing asbestos, C/C compound materials, Al2O3 chinaware and tungsten crucible.

含金属富燃料推进剂由于热值高、燃温高，在燃烧热测试过程中普通的不锈钢坩埚及附件经常被烧毁，为了正确测试金属富燃料推进剂燃烧热，对酸洗石棉、碳／碳复合材料、Al2O3陶瓷坩埚和金属钨坩埚的基本耐烧蚀特性和在金属富燃料推进剂燃烧热测试中的应用进行了实验研究。

With basic liquor,wild thorn pear juice, bee pollen and flavouring as the materials,the processing technology for nutritional juice containing alcohol was explored through orthogonal experiments,and the wall-breaking of bee pollen was studied.

用基础酒、野刺梨果汁、蜂花粉、香精为原料，通过正交实验，探索含酒营养果汁饮料的生产工艺；并对蜂媒花粉的破壁工艺进行了探讨，实验可知花粉用曲霉培养，在pH5.4、温度55℃、10%NaCl降解56h，破壁率达98.5%以上；由基础酒降度实验可知：用1.35mg/100ml海藻酸钠和180mg/100ml可溶性淀粉联合处理20°加浆酒，18h可沉淀完全，除去大部分高级脂肪酸酯。

A HPLC method for determination of sorbic acid,benzoic acid and sodium saccharin in dairy drink was studied.The comparison of five methods of precipitating protein showed that the solution of potassium ferrocyanide and zinc sulfate as protein's precipitant was appropriate.

探讨含乳饮料中山梨酸、苯甲酸、糖精钠的HPLC含量测定方法，在比较5种沉淀样品中蛋白质的方法后，确定以亚铁氰化钾与硫酸锌溶液为沉淀剂，采用C18反相柱，以甲醇：乙酸铵溶液(0.02 mol/L)=15∶85为流动相，紫外230 nm检测，结合保留时间及二极管阵列检测器光谱分析信息定性。

It was found that Lewis acid-metal is a preferable catalyst system for the polymeri- zation of aromatic nitriles, and the polymerization rate is as about 10 times fast as Lewis acid alone.

结果表明以含质子化合物或水与Lewis酸组成的体系并不是有效的催化体系，不适用于催化芳香族腈进行聚合。

Green Without Pollution Eco-chicken, Soil duck Only Succulent Tasty, but also a more nutrient-rich, containing the human body needs a variety of vitamins, protein, amino acid, lysine, methionine and other nutrients, land into a golden yellow egg yolk, egg white more thick, taste-chun was well received by consumers like.

绿色无污染生态土鸡、土鸭不仅肉质鲜美，而且营养成份更加丰富，含人体所需要的各种维生素、蛋白质、氨基酸、赖氨酸、蛋氨酸等多种营养成份，土鸡蛋蛋黄成金黄色，蛋清更加浓稠，口感淳正，深受消费者的喜欢。。

Ammos juicy watermelon flavor, refreshing thirst-quenching, is the best summer fruit, watermelon in addition to non-fat and cholesterol, contain high levels of glucose, malice acid, fructose, protein, amino acids, and tomato-rich material, such as vitamin C, is a nutritious, Clean, safe food for human consumption.

西瓜味道甘味多汁，清爽解渴，是盛夏佳果，西瓜除不含脂肪和胆固醇外，含有大量葡萄糖、苹果酸、果糖、蛋白氨基酸、番茄素及丰富的维生素C等物质，是一种富有营养、纯净、食用安全的食品。

Purpose To establish a method for determining the content of chondroitin sulfate in compound chondroitin sulfate eye drops containing sodium hyaluronate.

目的 建立含玻璃酸钠的复方硫酸软骨素滴眼液中硫酸软骨素的含量测定方法。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新