Pipe lines should be thoroughly flushed to remove foreign material before installing the unit.

在安装设备之前，应该彻底清洗管道，清除外来杂质。

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China says the tougher standard on foreign material is needed to protect against crop disease.

中国称之所以强化外国原材料的检验标准，是为了防止农作物病害的发生。

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Inclusion. Foreign material or non-metallic particles entrapped within the metal during solidification.

夹杂物。金属凝固过程中残留在其内部的杂质或非金属颗粒。

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An animal that has received foreign genetic material is considered transgenic.

VOA: special.2009.06.23

Most importantly, when the drug-treated mice were later presented with other types of foreign material their immune systems responded rapidly.

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By the time Samantha finished dressing, the tab had started to dissolve, and a few strands of foreign genetic material had entered the cells of her nasal mucosa.

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Because while a stronger yuan increases the dollar price of Chinese goods, it also lowers the yuan price of foreign raw material, allowing Chinese manufacturers to keep a lid on the price of their finished goods.

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