The procedure of sample preparation for residual analysis of organochlorinated pesticides in a paddy soil contaminated by long-term wastewater irrigation was investigated.

研究了不同样品净化方法和方法组合在长年污灌的水稻土有机氯农药残留分析中的效果。

youdao

Disclosed is a liquid cosmetic preparation containing an electrolyte cosmetic component and having excellent long-term storage stability.

本发明的目的在于提供配混有电解质美容成分，长期保存稳定优异的液状化妆品。

youdao

Although Radzai has a short-term plan for a tsunami, he has no long-term preparation plans to weather the aftermath of one.

FORBES: Earthquakes, Maybe. But Is Los Angeles Prepared For A Tsunami?

The question, of course, is whether Mr Wasserstein is more interested in pushing Lazard up the league tables in preparation for a sale than in stable, long-term profits for the bank from loyal clients.

ECONOMIST: Internal squabbles at Lazard