harmful impurity

The action mechanism of harmful impurity elements(Al,Ti) is also analyzed.

介绍了非晶合金中的微量元素Ａｌ和Ｔｉ对铁基非晶薄带磁性的影响及薄带表面结晶形态与磁性的关系，分析了有害杂质Ａｌ、Ｔｉ作用机理。

Monitoring the harmful impurity elements in smelting course at SISG;

有害杂质元素在韶钢冶炼过程中的跟踪

On hazardous substances in welding and allied processes;

关于焊接与相关工艺过程中的有害物质

In this paper we have collected relative regulations about hazardous substances in electrical and electronic equipments from EU, North Afarican and Japan, which are major exporting countries or areas of our electrical and electronic equipments, and analysed them deeply.

广泛收集了欧盟、北美和日本这些我国电子电气设备主要出口国家及地区的电子电气设备有害物质相关法规,对之进行了分析研究,并在这些研究的基础上,提出了有关电子电气设备有害物质合格评定以及在我国推行环境化设计的建议。

The hazardous substances in welding and allied processes have two kinds of states,which including graininess and gaseous state.

焊接及其相关工艺过程中的有害物质有2种形态,即颗粒状与气态。

Alunite is a harmful impurity which is difficult to remove from kaolinite, and so is kaolinite in alunite ore.

明矾石是高岭土中难以除去的有害杂质,高岭石也是明矾石矿石中的有害杂质。

Distribution properties and hosting conditions and purification methods of baneful impurity elements in quartz

石英中有害杂质元素分布特征和赋存状态及提纯方法

Harmful chemicals from the cloud are mixing with rainfall.

云中有害的化学物质跟雨混杂在一起

A substance that adulterates.

掺杂物掺有杂质的物质

The detrimental effect of iron impurities on zinc electroplating in potassium salts solutions was described in detail.

详细介绍了钾盐镀锌溶液中铁杂质对镀锌的有害影响。

An aqueous caustic solution removes carrier gas impurities harmful to the detector cell.

苛性碱溶液去除运载气体中对检测元件有害的杂质。

exposure to or contact with harmful substance

暴露于有害物质中或接触有害物质

Were the hostages harmed?

人质受到伤害了没有?

Water is the most harmful agent.

水是一种最有害的介质。

pollution of the air.

空气受到有害物质的侵害。

Brief Discussion on Hazard of Impurity in Oil of Tap-Changer and Its Monitoring and Prevention

浅析分接开关油中杂质的危害及其监控与预防

hazardous substance values

有害物质数值，危险物质数值

weedy Eurasian plant often a pest in grain fields.

一种杂草类的欧亚植物，通常对谷物的种植有害。

Studies on Controlling Pest and Weeds by Integrated Rice-Duck Farming Technology

有机水稻生产稻鸭共作防治杂草、害虫的研究

Releasing harmful chemicals into the air and water endangers living things.

释放有害的化学物质到空气和水中会危害生物。

Preventative strategy and analysis on the hazardous substances of architectural finish

建筑涂装施工中有害物质危害分析及预防对策

Hazard evaluation for workplaces with multiple chemical hazardous agents

存在多种化学有害物质作业场所危害性评价

Diffusion Behavior of Impurity Iron in High Temperature Titanium Alloys and Its Detrimental Effect on Creep Resistance

高温钛合金中杂质元素Fe的扩散行为及其对蠕变抗力的损害作用