feldspar
n. [矿物] 长石
例句
The effects of hexanedioic acid, sebacic acid and oxalic acid on floatation performance of feldspar and quartz were investigated.
研究了己二酸，癸二酸和草酸对长石和石英浮选性能的影响。
Biotite (hornblende) two-feldspar gneiss and (5) Fault br.
黑云(角闪)二长片麻岩和(5)碎裂岩等。
Symbiosis with acidic potassium feldspar, plagioclase, biotite.
与钾长石、酸性斜长石、黑云母共生。
