查询词典 lead

As dyestuff for coloring and painting, they are easily and economically collected because of high consumption. Before Tang Dynasty arsenic disulfide had been more expensive than lead chromate so that lead chromate had been often used as paint.

用作涂绘的颜料，因消耗量比较大，大多容易采集且价格便宜，唐以前雄黄较石黄昂贵稀少，故用以充当涂料的多为石黄。

The antimony in the lead alloy inhibits significantly the nucleation and growth of lead dioxide crystals.

合金中的锑能使二氧化铅晶核形成和生长速率显著降低。

A kind of lead-dioxide electrode was prepared by plating lead dioxide on the surface of kryptol.

其中二氧化铅电极是通过在碳棒上电镀而成的。

In addition, many small businesses there is no perfect environmental protection facilities, high levels of lead smelting process steam, lead dust, sulfur dioxide and other harmful substances into the atmosphere, not only the job-site labor conditions also cause serious environmental pollution.

此外，许多小型企业没有完善环保设施，铅冶炼过程中的蒸汽高，到大气中铅尘，二氧化硫和其他有害物质，不仅是施工现场劳动条件，同样会造成严重的环境污染。

Lead glass is a variety of glass in which lead replaces the calcium content of typical potash glasses .

杨教授说，施华洛世奇饰品不仅是用玻璃做的，而且还是一种含铅的玻璃。

Researchers believe that this part of the male long-term high concentration of nitric oxide, a sulfur dioxide, carbon monoxide and lead the work environment, motor vehicle exhaust, and nitric oxide, lead, most likely to damage sperm quality.

研究人员认为，这部分男性长期在高浓度的一氧化氮、一氧化硫、一氧化碳和铅等汽车废气环境中工作，而一氧化氮、铅等，最容易破坏精子质量。

Surface-modified lead iodide nanorods were synthesized by one-step room temperature solid-state reaction of lead nitrate with potassium iodide in the presence of a nonionic surfactant, polyethyl- ene glycol.

以硝酸铅和碘化钾为原料，在体系中添加表面活性剂聚乙二醇，采用一步室温固相化学反应制备出聚乙二醇表面修饰的碘化铅纳米棒，利用X射线衍射，红外光谱，透射电子显微镜，扫描电子显微镜，热分析和元素分析等手段对其进行了表征。

Our main products are industrial grade lead oxide, electrolytic lead, the current capacity of 5000 tons / year.

公司主要产品有工业级氧化铅，电解铅，目前生产能力达到5000吨/年。

One may conclude that these two materials exist as a chemical mixture with distinct particles of lead oxide and lead.

人们可以认为这两种物质是作为一种化学混合物而存在的，它具有明显的氧化铅和铅的颗粒。

Uses lead, lead oxide and sulphuric acid.

它使用铅，氧化铅，和硫酸。

May be considered the equivalent of 5.9 rock in terms of relative technical ability required.

有很多85至90度冰壁艰苦的绳距，差不多是攀岩5.9所需要的技巧及能力。

Yes. Please have a seat, and we'll call you.

是的。请坐，我会叫您的。