选择性粉碎有利于金属组分在粗级别富集。
Selectivity comminution of waste PWBs was propitious for metals to enrich in coarse particle fractions.
该主涂层材料被定义为完全覆盖在该底层涂层的所有金属组分 上。
The main coat material defined to completely overlie all the metallic constituents of the primer coat.
考察了活性金属组分、摩尔比、分子筛组分等因素对催化剂性能的影响。
The influence of active metal component, its molar ratio and molecular sieve component was investigated.
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