chemical的例句大全

Put out the key technology of control argillaceous softrock weakened by water& new chemical grouting strengthen material technology.

提出了控制泥化软岩巷道遇水弱化的关键技术手段&新型材料注浆加固技术。

The developmental history and present condition of chemical fertilizer industry in Guangzhou were reviewed.

综述了广州市化肥工业发展的历史、现状的概况,为今后发展化肥工业提供参考.

The influence of chemical electroplating process on the properties of conductive glass fibre was discussed.

讨论了化学镀的反应条件对导电玻璃纤维性能的影响.

At present, the beet armyworm control measures are mainly chemical control in China.

目前，我国对甜菜夜蛾的防治措施主要为化学防治。

Methods The mainly chemical constituent were analyzed by using silica gel thin-layer chromatography, infrared spectrophotometer and spectrophotometer.

方法采用硅胶薄层色谱 、 红外光谱、紫外光谱的方法.

Some chemical plants discard waste products into rivers for their convenience, leading to severe water contamination.

有些化工厂为了省事就把废弃物排入河中, 导致了严重的水污染.

Traditional mechanics relays on the continuum theory, but chemistry is characterized by treating individual chemical bonds.

机械加工以连续介质理论为基础, 化学则侧重于对离散的化学键的操作,因而两者有本质的区别.

Improved in cooking quality by physical and chemical methods can be served on tables.

采用物理、化学等方法可有效改变糙米的理化特性,从而使其成为人们餐桌上的主食.

Coke tablets for the two metallurgical coke chemical coke.

焦粒为二级冶金焦化工焦.

Products wanted: Bedding, carpets, towels, chemical fibers , linen fabrics, silk, cotton, textile accessories and textile machinery.

需要货品: 床上用品 、 地毯 、 毛巾 、 化学纤维 、 布料 、 丝 、 棉 、 纺织配件及纺织机械.

A deadly chemical was found in the drink.

在饮料中被找到一种致命的化学物质.

Flame Arrestor and breather valve should be equipped on the top of tank for type A and B liquid according to GB50160-92," Fire prevention code of petrol chemical enterprise design".

单吸阀，呼吸阀，阻火单吸阀，根据国家标准《石油化工企业设计防火规范》（GB50160-92）之规定：“储存甲、乙类液体的固定顶罐，应设阻火器和呼吸阀”。

Chemical reaction was modeled with Arrhenius formulation.

气相化学反应速率由Arrhenius公式计算。

Widely applied to pre-treatment, dyeing and post dressing of silk, chemical fiber, pure cotton, flax, artificial cotton and its blending textile.

广泛用于蚕丝、化纤丝、纯棉、亚麻、人棉及其混纺织物的前处理、染色和后整理。

This basic chemical knowledge, which was applied in most cases as a rule of thumb, was nevertheless dependent on previous experiment.

这些在大多数情况下被我们当做真理一样来运用的化学知识，依据的也不过是以往的经验。

Chemical Purging Filthy of Ash Removal Water System under Operation

除灰水系统运行中的不停运化学除垢

Organic azides were highly active chemical raw materials and intermediates. They were widely used in fine chemicals, aerospace, biotechnology and other fields.

有机叠氮化合物是一类活性很高的化工原料及中间体，可广泛应用于精细化工、航天、生物技术等领域。

Quantum Chemical Study on the Structures and Properties of the Molecular Clusters of Azides

叠氮类分子簇结构和性质的量子化学研究

Because of their unique chemical properties, azides have attracted the interest of chemists for a long time.

叠氮类物质由于它自生的化学性质，很早就引起了人们对它的关注。

Chemical Modification of Fe-SOD from Azotobacter Vinelandii-230 ⅰ Preparation of the Conjugate of Fe-SOD and Human Serum Albumin

棕色固氮菌铁超氧化物歧化酶的化学修饰&Ⅰ.酶与人白蛋白缀合物的制备