化学的例句大全

A Study on the Chemical Picking Method of Hippophae Fruit

沙棘果实化学采收的研究

Study on Chemical Constituents of Punica Granatum

石榴籽化学成分研究

A Review of Chemical Constituent and Application of Punica granatum Seed

石榴籽化学成分及应用研究进展

The rubber cover, which is form resistant material. Has fine anti-chemical corrosiveness and good physical properties.

选用耐酸碱的材料加工制成覆盖蹭, 具有良好的 抗 化学腐蚀性能和良好的物理性能.

The program is offered by the Syngenta Foundation, established by the Swiss agricultural-chemical maker Syngenta.

该项目由瑞士农用化学品公司Syngenta设立的Syngenta基金提供。

A number of agrochemical companies, including Bayer and Syngenta, have been looking at ways to make complex protein drugs in plants, although progress has been slow.

一些农用化学品公司，包括拜耳和先正达，一直在寻找方法使复杂的蛋白质类药物在植物中表达，虽然进展是缓慢的。

Our to manufacture and market world-class intermediate and Specialty Chemicals to the global market.

我们生产的中间体化学制品远销往世界各地.

The chemical oxygen demand is referred as important indicator of organic substance in water.

化学需氧量是水体中有机物含量的重要指标.

The viscosity reducer A-1 was synthesized from acrylic amide by radical polymerization and high molecular reaction.

以丙烯酰胺为原料,通过自由基聚合和高分子化学反应合成了降粘剂A -1.

The article summarizes the preparation. structure and chemical nature of Grignard reagent.

本文综述了格氏试剂的制备, 结构及其在有机化学中的应用.

However, many vegetables are facing pesticide residue which made them a new pollution.

不过农药残留物、水污染等化学物质又导致蔬菜成为另一种毒源.

The characteristics and application of chemical modification are summarized.

综述了各种化学修饰方法的特点和应用.

The advances in physical and chemical modification methods of phospholipids were reviewed.

综述了国内外磷脂物理和化学改性方法研究的进展.

Chemical modification is one of the most universal methods.

化学法改性是常用的方法.

The chemical modification techniques of natural phospholipids and characteristics of products were reviewed in this paper.

介绍了天然磷脂的化学改性方法及其改性物的性能特点.

The advancement in the research of chitin and chitosan's chemical modification is generalized.

介绍了甲壳素和壳聚糖化学改性的研究进展.

A type casting adhesive based on PVA as mian material has been prepared by chemical modification.

以聚乙烯醇为主要原料,采用化学改性的方法成功制备了A型铸造粘合剂.

The chemical modification can enhance bioactivities of natural polysaccharides, and even give new bioactivities.

通过化学修饰可以显著提高多糖的生物活性, 甚至赋予新的生物活性.

The technique of electroless nickel plating on ceramic powder was studied.

在陶瓷粉末表面开展了化学镀镍的工艺研究.

Electroless nickel plating & its application were summarized.

概述了化学镀镍工艺种类 及 应用情况.