alkali-earth oxide 碱土金属氧化物
alkali metal oxide 碱金属氧化物
alkali metal oxide equalization 碱平衡
alkali earth metal oxide 碱土金属氧化物
polyethylene oxide-alkali metal salt complex 聚氧乙烯碱金属盐络合物
ethylene oxide-formaldehyde copolymer-alkali metal complex 环氧乙烷
Said air agent is solvent mainly formed by alkali oxide.
所述的气剂是以碱性氧化物为主要组成的熔剂。
The manganic manganous oxide is prepared from the purified manganese sulfate solution using hydrogen peroxide as oxidant under alkali medium of ammonia solution.
研究了从软锰矿制备硫酸锰，在碱性溶液中，以过氧化氢为氧化剂，制备高比表面优质四氧化三锰的新工艺。
The test demonstrates that alkali carbonates, alkali hydroxides and a combination of sodium carbonate with ferriferrous oxide all exhibit approximate catalytic activity.
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。
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