查询词典 chemical

If the experience of scientists is to create their own science and scientific theories of the United States and the United States and implication, it does not specifically engaged in scientific activities, in their daily lives is felt more physical and chemical forms of scientific facilities and scientific products in the United States, for example, a pleasure to look at a variety of chemical laboratory equipment, modern神怡Observatory is the observation apparatus, the rocket launch site powered grand momentum and so on.

科学美是否存在，可能会有人产生疑问。正象在是否存在艺术美的问题上艺术家最有发言权一样，在是否存在科学美的问题上科学家也最有发言权。很多著名科学家都在各自的科学实践活动中感受、体验和发现科学美的存在。古希腊欧几里德的《几何原本》被誉为&科学史上的艺术品&，少年时代的爱因斯坦和罗素都曾将它作为神奇的艺术品来阅读欣赏[1]。

So far, the company has designed polyamide resin plant successfully: 1000 mt/year, 4000 mt/year, 10000 mt/year; Rebuilding design successfully for the internal medium scale lipidic chemical plant, to provide technical services successfully for part of the fine chemical industry enterprises.

到目前为止，公司已成功设计了1000吨/年、4000吨/年、10000吨/年二聚酸聚酰胺树脂装置；成功为国内中型油脂化工企业作装置改造设计，成功为部分精细化工企业提供技术服务。

Broad range of chemical resistance makes Polypropylene well suited for industrial and chemical processing applications.

广泛的耐化学品特性使得聚丙烯特别适用于工业和化工处理应用领域。

We have observed the structure of these dune sands and analyzed the grain-size,surface textural features and several main chemical elements of them,the results showed that:(1) these dune sands have some eolian structure characteristics which are similar to the recent dune sands;(2) they are also similar to the recent dune sands in grain-size components,and parameters of Mz,?滓,Sk and Kg,as well as in several main chemical components;(3) the scatter plots of Mz-?滓,SiO2-Al2O3+TOFE and the probability curves of grain-size showed that these paleo dune sands are different from paleosols and fluvio-lacustrine facies but are consistency with recent dune sands;and(4) the quartz sands have well roundness and some surface textural features such as dish-shape pits,crescent-shape pits,pockmarked pits,upturned cleavage plates,siliceous precipitates and siliceous crevasses,indicating that they had been carried for a long time by the wind.

对这些沙丘砂的沉积构造观察以及粒度、扫描电镜和常量化学元素分析结果表明：(1)这些沙丘砂具有与现代沙丘砂相似的风成沉积构造特征；(2)粒度及其参数--Mz、σ、Sk和Kg，以及主要化学组分SiO2、Al2O3和TOFE也与现代沙丘砂相近；(3)Mz-σ、SiO2-Al2O3+TOFE散点图和概率累积曲线显示这些沙丘砂与萨拉乌苏组中的河湖相、古土壤差别明显，而与现代沙丘砂一致；(4)石英砂颗粒具有良好的磨圆以及碟形坑、新月形坑、麻坑、上翻解理薄片、硅质沉淀和硅质裂纹等表面结构特征，反映其曾受持久的风力搬运作用。

The solid industrial base—Luzhou is an integrated industrial city mainly in wine-making, chemical industry, energy, machinery, it is a national recycling chemical base, clean energy base, food base mainly in wine and an important equipment manufacturing industry base in Sichuan province

雄厚的工业基础——泸州是一个以酿酒、化工、能源、机械为支柱的综合性工业城市，是全国循环型化工基地、清洁能源基地、以名优酒为主体的食品工业基地和四川重要的装备制造业基地。

The text introduce a sort of craft procedural'splc control system design of water treatment in chemical,byilluminating chemical water treatment 'craft and plc control system'each term function, it present a detailed design scheme .

本文介绍一种关于化学水处理工艺过程的PLC控制系统的设计，通过阐明了化学水处理的工艺及PLC控制系统各项功能，给出一种详细的设计方案。

From the multiple chemical composition of groundwater, the corrosion of groundwater to carbonate rocks is analyzed by chemical thermodynamics.

本文从地下水的多组分角度出发，采用化学热力学方法对地下水中碳酸盐岩的侵蚀性作出了分析。

" Agrochemical: Any chemical used in agriculture, including chemical fertilizers, herbicides, and insecticides."

农用化学品：用于农业的任何化学品，包括化学肥料、除草剂、杀虫剂。

The ventilation system screamed into high gear, airlocks slammed into place where the chemical breached the hull--leaving parts of the ship effectively dead--and in the chilling near-vacuum the remaining chemical couldn't react to completion with the metal on the hull.

通风制度进入高速档之内尖叫，airlocks 猛然地撞进化学者突破了壳的地方--有效地完全地离开船的部份--和在无情者中接近-用吸尘器打扫那剩余的化学无法由於在壳上的金属对完成产生反应。

The project products meet the national industrial policy, which are widely used in chemical industry, printing and dyeing, chemical, pharmaceutical, textile and food industries, which mainly used to produce vinyl acetate, terephthalic acid as solvent.

本项目产品符合国家产业政策，它广泛用于化工、印染、化肥、医药、纺织和食品等工业部门，它主要用途是生产醋酸乙烯，为苯二甲酸作溶剂。

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。