The study proved that the major harmful material in tailing water was Mo and Cd.

研究证明尾砂水中所含有害物质主要是钼与镉。

youdao

People give higher demand of the harmful material remain analyses in food with the environmental protection.

随着人们环保意识的提高，对食品中有害物质残留分析提出了更高的要求。

youdao

Because the harmful material to human body, in the case of ventilation, a week's time to minimize the content of harmful substances.

因为那些对人体有害的物质，在通风的情况下，一个星期的时间才能够将有害物质的含量降到最低的程度。

youdao

Radiation used in CT scans may be harmful to the genetic material within mummified remains.

VOA: special.2010.06.29

The Conference recommended that governments consider regulations to ensure that harmful material, especially to children, was not freely available on cable.

UNESCO: Education

Analysis of the dust material over the weekend indicated that it does not contain material that is seriously harmful to health.

BBC: Britain's Mara Yamauchi arrives in London for Marathon

The internet watchdog was set up by the government in 2008 to teach children about web dangers, target harmful net content and establish a code of conduct for sites featuring material uploaded by users.

BBC: Peers urge online bullying clampdown