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This paper introduced the preparation of stable iron-nitride magnetic fluid by vapor-liquid chemical reaction between iron carbonyl and ammonia.

通过氨气和五羰基铁之间的气-液化学反应，制备出了稳定的氮化铁磁性液体。

The preparation of oxidized starch with high carboxyl by sodium hypochlorite and its application in scour assistant washing was studied.

研究了用次氯酸钠氧化玉米淀粉制备高羧基含量的氧化淀粉并探索其在洗涤剂助洗方面的应用。

The Company is also an extension of the Department of Product Example: chitosan 1, chitosan is from natural marine biological preparation of chitosan modified by carboxylation and made soluble in water.

本公司还延伸系例产品：壳聚糖 1、壳聚糖系从天然海洋生物制备的壳聚糖经羧化改性而制成，易溶于水。

NEW CARBOXYLIC ACID DERIVATIVES, THEIR PREPARATION AND THEIR USE

新的羧酸衍生物，其制备和应用

The process for the preparation of carnallite and magnesium sulfate from refined magnesium slag is introduced.

介绍了从精炼镁渣中制取光卤石和硫酸镁的工艺过程是破碎制粉(粒径 1～ 2mm)、稀H2 SO4 (浓度 2 0 %～ 3 0 %)溶解、采用苦土粉中和过量酸，过滤除杂、中和、冷却、结晶工序。

Dehydrated ammonium carnallite (MgCl2·NH4Cl·nH2O, n=0.51) is obtained at 160 ℃ for 4 h, suitable for preparation of anhydrous magnesium chloride.

且铵光卤石于160 ℃脱水4 h可得到含结晶水为0.5~1的低水合铵光卤石，其可用作生产无水氯化镁的原料。

Ammonium carnallite ; gas-solid reaction ; anhydrous magnesium chloride ; preparation

铵光卤石；气固反应；无水氯化镁；制备

About countrywide salary the key word of average level sort is in recently of Baidu collect an amount big ever, everyday 100 thousand is control, in SEO tall person carry bit, preparation is in second what to do on key word.

最近关于全国工资平均水平排序的关键字在百度的收录量大曾，每天有10万左右，在SEO高人的提点下，准备在次关键字上做点什么。

Cartography: To study the maps and the preparation of the theory and methods.

地图制图学：研究地图及其编制的理论和方法。

In response, the representative of China stated that China played a full part in the preparation by appropriate international standardizing bodies of guides and recommendations for conformity assessment procedures, e.g., as a full member of ISO CASCO.

对此，中国代表表示，中国在有关国际标准化机构制定合格评定程序的指南和建议中发挥了充分的作用，例如作为国际标准化组织合格评定委员会的正式成员。

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％。