Thus we hold that the direct HCl dissolution method can replace the high temperature alkali fuse to analysis the calcium oxide and magnesian in limestone.
用盐酸直接溶样的方法可以代替高温碱熔的方法分析石灰石中的氧化钙和氧化镁的含量。
2
Nickel bismuth magnesian is recycled by multiprecipitate after molybdenum is deposited from molybdenum-leaching solution and industrial production is realized.
The green tourmaline was discovered in weathethered mantle of a granite body somewhere inGuanxi by a preasant in 1992. It is a magnesian tourmaline by identification.