purify affinage的意思|示意

精炼 ... 区域 area; beat; reach; domain; p ... 精炼 refine; purify affinage; fin ... 三元系区域 three-component refiner ...

提炼 （提炼; 除去杂质） refine; purify affinage; fining; softening; exaltation; fluxing; improving; refining: （精练） concise; succinct; terse: 精炼厂 refinery; ..