permutite
美 英
英汉解释
例句
Experiment on the Improvement of Pond Water Quality by Applying Permutite and Nitrobacteria
应用沸石和硝化细菌改善池塘水质的试验
Experiment on producing cement using permutite as admixture instead of volcanic
用沸石代替火山灰作混合材生产水泥的试验