考察了碱金属碳酸盐类助剂和溶剂对反应活性的影响。
Moreover, the effects of alkali metal carbonate promoters and the solvents were investigated at the same time.
用碱金属碳酸盐熔融硅酸盐样品方法中，有关坩埚保护、操作技术、熔剂性质、熔融条件等问题的探讨。
The discussion of problem such as crucible protecting, operating technique, fluxing property and fluxing condition etc. in the method of fluxing silicate sample with alkali carbonate.
试验证明：碱金属碳酸盐，碱金属氢氧化物和碳酸钠同四氧化三铁的复合剂，都表现出相接近的催化活性。
The test demonstrates that alkali carbonates, alkali hydroxides and a combination of sodium carbonate with ferriferrous oxide all exhibit approximate catalytic activity.
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