Activity of compound bactericide is determined by biological method, synergistic action is judged from multiplicatin factor.

以管蝶扩散二剂量法测定复配后的杀菌剂的活性,以增效倍数来判断复配后的杀菌剂是否具有增效作用.

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Reviews the removal methods of formaldehyde, including physical adsorption method, chemical method and biological method.

介绍了物理吸附法 、 化学法和生物法等去除甲醛的方法的研究概况,指出了今后的研究方向.

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The biodesulfurization technology ( BDS ) of coal combined the strongpoins of biological method and physical method.

煤炭生物脱硫技术 ( 简称BDS技术 ) 结合了生物方法与物理方法的优点,可以有效地实现煤炭的清洁,较好地脱除煤炭中的硫.

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