humid acid resources 腐植酸资源
a humid acid a 型胡敏酸
red soil humid acid 红壤腐殖酸
The influence of extracted and commercial humic acid on trihalomethane formation was studied, and the characteristics of humid acid were analyzed.
以提取腐殖酸和商品腐殖酸为对象，研究了不同腐殖酸对加氯消毒后三卤甲烷生成量的影响，并对腐殖酸特性进行了分析。
The use of acid-base and humid environment on the corrosion of metal plating layer to test the corrosion resistance.
利用酸碱和湿热环境对金属的腐蚀性来测试电镀层的抗腐蚀能力。
The stupid invalid has rigidly forbidden the kid's bidding for the producing of solid acid in a humid, but splendid field with a rapid lid.
愚蠢的病人严厉地用一个快盖子禁止了小孩对在一个潮湿而华丽的地带生产固体酸的投标。
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