raw material

They transmuted the raw materials into finished products.

他们把变为成品。

They make manufactures from their own raw materials.

他们用自己制造品。

2-cyanopyrazine is an important raw material in manufacturing pyrazinamide, anlitubercu-lar drug.

氰基吡嗪是生治疗结核病药物吡嗪酰胺重要。

It`s made from periclasite,magnesite aluminium spinel,chrome ore as raw material.

以方镁石、镁铝尖晶石、铬矿为主晶相中性耐火制品。

These factories produce raw materials, intermedium, functional pigment, trophism essential oil etc.

为了满足日益增长植物提取物出口需要，新世界集团在一些天然物地正在建设新植物提取物生厂，生包括药、中间体、功能性色素、营养性精油等天然品。

Taking pyromellitic dianhydride and thionyl chloride as raw key material, 2,5-bis(methoxycarbonyl)terephthaloyl chloride was synthesized.

以氯化亚矾及均苯四甲酸酐为主要通过酰氯法合成了对位均苯二甲酯二酰氯。

The heptanal butyl mercaptal was synthesized with heptanal, sodium thiosuifate and 1bromobutane as raw materials.

以正庚醛、硫代硫酸钠和溴代正丁烷为,合成了正庚醛正丁硫醇缩醛。

He has invented a new method to reclaim valuable raw materials from industrial waste water.

他发明了一种从工业废水中回收有价值新方法。

Six years old Jacaranda copaia wood was used as raw material for kraft pulping in lab.

对厄瓜多尔6年生蓝花楹化学成分进行了分析。

Granite as raw material,PSA is made in a series of aggregat e reactions of chemical fusibility.

选用花岗闪长岩为，通过一化学熔融聚合反应制成新型絮凝剂--聚硅酸铁铝盐絮凝剂。

Statistical analysis indicates that the electric vibrating screen is unsuitable for granulometry of glass raw materials .

实验结果是电动式振筛机不适用于玻璃粒度分析。

A compound yogurt with emblic leafflower fruit and fresh milk as the chief raw materials was studied.

以余甘子和鲜牛乳为主要研制一种酸乳。

Preparation of ethylene bis stearamide using stearyl chloride and ethylenediamine (EDA) as raw materials has been studied.

研究了以乙二胺和硬脂酰氯为制备乙撑双硬脂酰胺反应,讨论了配比、反应时间、反应温度影响。

Material adopt Russia primeval forest high grade seeds of trees , ashtree , oak wood are raw material.

材采用俄罗斯始森林优质树种，水曲柳、柞木为。

Inserts at the lower cone bottom , filter out iron mixed with raw materials , optional madel available.

放入锥斗底部，过滤掉残杂在中铁质物件。有多种结构形式以供选择。

Qualified nickelous, sulfate, nickelous nitrate and nikel monoxide were prepared with waste raney nickel catalyst as raw material.

以废雷尼镍催化剂为，制备出合格硫酸镍、硝酸镍和氧化镍。

Ethylhexyl palmitate was synthesized by microwave irradiation with palmitic acid,isooctanol as raw material and p-toluenesulfonic acid as catalyst.

在微波辐射条件下研究了棕榈酸异辛酯合成。

The phenylacetyl ethanolamine,a low toxic precurson of benzylpenicillin,was synthesized by using ethyl phenylacetate and colamine as raw materials.

以苯乙酸乙酯和乙醇胺为合成了苄青霉素低毒前体苯乙酰基乙醇胺。

From raw material,ACF was prepared with H2O and CO2 as the activating agent through old and useless organic cellosilk.

以CO2和H2O作为活化剂,利用废旧有机纤维来制备活性炭纤维,对制备活性炭纤维性能进行研究。

The synthesis of ethyl vanillin from urotropin is a major method with high yields,simple process, and available raw materials.

乌洛托品法是合成已基香兰素一种重要方法，它操作简单，易得，率较高。