soft detergents是什么意思

用法例句

The results showed the leaching recoveries of gold and silver could be increased by adding aiding leaching agent SD and adjusting-pH agent SN during cyanidation.

试验结果表明,在氰化浸出时加入助浸剂SD和调整剂SN调节浸出液的pH,能够提高金、银的氰化浸出率。