... alignment telescope 校准用准直望远镜 alkali hydroxides 碱性的氢氧化物 alkali metal cable 碱金属电缆 ...
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alkali metal hydroxides 碱金属氢氧化物
alkali metal hydroxides from salts 盐中的碱性金属氢氧化物
alkali metal hydroxides from fluorides 氟化物中的碱性金属羟化物
alkali metal hydroxides from carbonates 来自碳酸盐的碱金属氢氧化物
alkali metal hydroxides from bicarbonates 重碳酸盐的碱金属氢氧化物
alkali metal hydroxides from silico-fluorides 从硅氟化物制得的碱金属氢氧化物
In this paper, the new technique to prepare high surface area activated carbon from walnut parting using chemical activation with alkali hydroxides were introduced.
本文报道了用石油焦、核桃壳为原料，以氢氧化钾为活化剂制备高表积活性碳的新工艺。
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。
The additive comprises alkali metal nitrates and hydroxides of aluminum in the mass percent of 1:0.5-3.
添加剂中包含碱金属硝酸盐和铝的氢氧化物，且碱金属硝酸盐与铝的氢氧化物质量百分比为1∶0.5 ~ 3。
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