风选

风选 [fēng xuǎn]

1. ■ {农} winnowing; selection by winnowing [wind]; {采矿} dry blowing; air classification; pneumatic separation

---

常用词组

1. ■ 风选法 pneumatic concentration;

2. ■ 风选金矿法 {采矿} winnowing gold;

3. ■ 风选筛 wind riddle;

4. ■ 风选输送机 winnowing conveyer;

5. ■ 风选台 air flotation table