选矿

xuǎnkuàng

选矿 — xuǎnkuàng

1. to carry out ore dressing; to concentrate ore; to separate valuable minerals from gangue

   这家厂专门选矿，把金属矿物从废石中分离出来。 zhèjiā chǎng zhuānmén xuǎnkuàng bǎ jīnshǔ kuàngwù cóng fèi shí zhōng fēnlíchūlái — This plant specializes in ore dressing, separating the metallic minerals from the waste rock.

2. ore dressing; mineral processing (the industrial process of separating valuable minerals)

   选矿是冶金生产链中非常重要的一环。 xuǎnkuàng shì yějīn shēngchǎnliàn zhōng fēicháng zhòngyào de yī huán — Ore dressing is a very important link in the metallurgical production chain.