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Synthetic technology of 2,6-dimethylnaphthalene (2,6-DMN) by adopting the transmethylation method using methylnaphthalene as raw material was studied in this paper.

研究了以甲基萘为原料采用转移甲基化法合成2，6-二甲基萘(2，6-DMN)的工艺条件。

In the traditional process,β-methylnaphthalene is oxidized with solution of chromic acid to give β-methylnaphthoquinone. However, a great deal of waste water with chromium will be produced in the process, which is very serious to environment. At the same time, the raw material consumption is great, which lead to the high production cost. Furthermore, by-product 6-methyl-1, 4-naphthoquinone will be produced, which is difficult to be separated completely and be utilized solely.

传统的生产工艺是用铬化物氧化β-甲基萘制备β-甲基萘醌，此工艺在生产过程中会产生大量的含铬废水，处理繁杂困难，对环境污染十分严重，并且原料消耗大，成本高，反应过程中的副产物6-甲基-1，4-萘醌未能加以彻底分离和利用。

Aluminosilicate mesoporous sieve s with 13X zeolite units in the pore wall were synthesized with a natural ore,microcline,as the main raw material,and the precursors of 13X zeolite as the crystal source,by integrating the procedures for MCM-41 and 13X zeolite synthesis.

以天然矿物微斜长石为主要原料，以13X沸石前驱体为晶核剂，结合介孔分子筛 MCM-41与13X沸石合成工艺，合成了孔壁中含有13X沸石基本结构单元的铝硅酸盐介孔分子筛。

Aluminosilicate mesoporous sieves with 13X zeolite units in the pore wall were synthesized with a natural ore, microcline ,as the main raw material,and the precursors of 13X zeolite as the crystal source,by integrating the procedures for MCM-41 and 13X zeolite synthesis.

以天然矿物微斜长石为主要原料，以13X沸石前驱体为晶核剂，结合介孔分子筛MCM-41与13X沸石合成工艺，合成了孔壁中含有13X沸石基本结构单元的铝硅酸盐介孔分子筛。

With corn starch as main raw material,the optimal dispersing process for starch film modified by nano-silica was studied and the structure of the film was analyzed by infrared spectroscopy,X- ray diffraction and scanning electron micrography.

以玉米淀粉为主要原料，研究了蚋米SiO_2改性淀粉薄膜的最佳分散处理工艺，并通过测定样品的红外吸收光谱、X-射线衍射图和扫描电镜照片对该膜的结构进行了分析。

This product is the raw material of natural gypsum developed plasterboard, appearance has milk-white.

本品的原材料是由天然石膏研制而成的纸面石膏板，外观呈乳白色。

This round of paper rises in price to basically have two respects reason: It is home closes in great quantities stop pollution serious in small paper mill, bring about domestic paper output to drop; 2 it is the papermaking raw material such as waste paper of international market pulp, United States rises in price, in short supply even.

此轮纸张价格上涨主要有两方面原因：一是国内大量关停污染严重的中小纸厂，导致国内纸张产量下降；二是国际市场纸浆、美国废纸等造纸原料价格上涨，甚至紧缺。

On the base that expands state investigation in two industries of city of old to the Anhui province state, set out from the angle of industrial economics, compose built to include straw power plant and straw supplier, paper mill tripartite inside model of rich play chess, between power plant of explain palpability straw and paper mill the competitive mechanism about straw raw material.

在对安徽省宿州市的两个产业发展状况调查的基础上，从产业经济学的角度出发，构建了一个包括秸秆供给商、秸秆电厂和造纸厂三方在内的博弈模型，阐明了秸秆电厂和造纸厂之间有关秸秆原料的竞争机制。

This product fermenting process is unique, the formula security degree is not inferior to the Coca-Cola, even if is from other national import raw material also first transport to this company in London's branch, then transports in turn to the especially many millwork plant, prevents the formula revelation.

该产品的酿制过程独特，配方的保密程度不亚于可口可乐，即使是从其他国家进口的原材料也得先运到该公司在伦敦的分部，然后分批运到特多的加工工厂，以防止配方泄露。

"Milpa Alta" opuntia ,"Kyoho"grape fruits and Cabernet sauvignon claret were used as raw material to develop opuntia-grape compound health fruit cordial through mixed fermentation and blending.

以"米邦塔"食用仙人掌和"巨峰"葡萄及赤霞珠干红葡萄酒为原料，采用混合发酵和勾兑方式生产复合型保健果露酒。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。