由硅藻土残留物的通常用来作为过滤材料的轻质土。
A light soil consisting of siliceous diatom remains and often used as a filtering material.
提出了用气相色谱直接测定水、土、粮食水果和蔬菜中10种有机氮农药多残留的分析方法。
A gas chromatographic method without derivatization was established for residue analysis of 10 organonitrogen pesticides in soil, water, cereals, fruit and vegetable.
本文报导了一个气相色谱法分离和测定米、土、水、饮料和蔬菜中12种有机磷农药残留。
This paper reported Gas Chromatographic procedure for. separating, and determining 12 organophosphorus pesticide residues in Water, soil, rice, beverage and vegetables.
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。
The procedure of sample preparation for residual analysis of organochlorinated pesticides in a paddy soil contaminated by long-term wastewater irrigation was investigated.
采用改进的玉米主根长土培生测法，研究绿黄隆、甲黄隆在江苏省典型农区土壤中残留活性。
Corn was selected as the bioassay plant for the study of chlorsulfuron and metsulfuron methyl residue bioactivity in soils of typical agricultural areas of Jiangsu Province.
配有CIP清洗功能，无需开盖清洗，有效的喷淋清洗功能可将废硅藻土清洗彻底，排放后在锥体部分没有任何残留。
Equipped with CIP cleansing function without openings cleansing, effective spray cleansing function can clean the spent diatomite out and out, after emissions nothing left in the cone part.
这种残留的气体会对土水特征关系和流体的渗透系数产生重要影响。
Such air entrapment has significant influences on the soil-water characteristics and the permeability of the porous media.
这种残留的气体会对土水特征关系和流体的渗透系数产生重要影响。
Such air entrapment has significant influences on the soil-water characteristics and the permeability of the porous media.
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