描述有高含量碱金属氧化物的火成岩。
Describing igneous rocks with a high content of the alkali metal oxides.
应用正交试验法，研究了碱金属氧化物及氟化物对环保型无铅釉上彩熔剂性能的影响。
The effect of alkaline metal oxides and fluorides on the performances of green leadless fluxing agents for overglaze colors were studied by means of orthogonal experiments.
本发明涉及一种用于灯泡的玻璃合成物，其含有能提供蓝色玻璃的氧化钴，组分中含有包括氧化锂的碱金属氧化物。
The invention relates to a glass composition for use in a lamp bulb including cobalt oxide to provide a blue colored glass, which composition comprises alkali metal oxide including lithium oxide.
从热力学角度对碱金属的各类氧化物的稳定性进行了讨论。
In this paper, the stability of various kinds of alkali metal oxide has been discussed from the point of thermodynamics.
对低含量水质样品采用了碱金属氢氧化物共沉淀，简化了样品富集程序，提高了测试灵敏度。
The alkali hydroxide co-precipitation for low content water sample is employed to simplify the sample enrichment process and the monitoring sensitivity is improved.
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.
水、丙烯晴和半乳甘露聚糖胶，同碱金属氢氧化物在一起，加入到反应器中。
Water, acrylonitrile and the galactomannan gum are added to a reactor with an alkali metal hydroxide.
碱：无机化合物，任何碱金属，即锂、钠、钾、铷、铯的可溶氢氧化物。
Alkali: Inorganic compound, any soluble hydroxide -oh. of the alkali metals: lithium, sodium, potassium, rubidium, and cesium.
本发明催化剂以镁铝复合氧化物为载体，以镍和钴或贵金属为活性组分，以碱金属和稀土元素作为助剂。
The catalyst of the invention utilizes mgal composite oxide as a carrier, nickel and cobalt or noble metals as active constituents, and alkali metals and lanthanon as auxiliaries.
报道了乙烷在以碱金属氯化物作为助剂的碱土金属氧化物催化剂上的氧化脱氢。
The oxidative dehydrogenation of ethane to ethylene was studied over alkaline earth oxides promoted with alkaline metal chlorides.
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。
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。
The additive comprises alkali metal nitrates and hydroxides of aluminum in the mass percent of 1:0.5-3.
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