单词alkali-metal
n.: 碱金属
网络: 硷金属；碱土金属
碱金属
Theoretical value was the theoretical amount of the sulfuric acid reacting with alkali metal like lithium, sodium, potassium in ore.
理论值即硫酸与矿石中锂、钠、钾等碱金属反应生成相应的硫酸盐的理论用量。
Water, acrylonitrile and the galactomannan gum are added to a reactor with an alkali metal hydroxide.
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。
a soft silver-white or yellowish metallic element of the alkali metal group; turns yellow in air; occurs in celestite and strontianite.
一种软质的银白色或淡黄色碱金属元素，在空气中变黄，见于天青石和菱锶矿中。
The immediate products of this reaction are alkali-metal derivatives of the dialkyl phenylmalonates.
此反应得到的产物为二烷基苯基丙二酸酯的碱金属盐衍生物。
a soft silver-white univalent element of the alkali metal group; the lightest metal known; occurs in several minerals.
一种银白色软质单价元素，碱金属属，已知最轻的金属，存在于许多矿物中。
Different functional group also brings different influence for the absorbance of alkali metal.
有机物官能团上的差异也将对碱金属元素的吸光度产生不同的影响。
Except for hydrogen, a gas, the elements of group IA make up the alkali metal family.
除了氢气体的元素组是弥补碱金属的家庭。
The trend of reservoir anion interannual variation was not pronounced, and alkali metal variation showed a downward trend.
水库阴离子年际变化趋势不明显，碱金属呈下降趋势。
Ring crack aggravated by water leakage from tuyere, and penetration of zinc, alkali metal, slag and iron.
风口漏水使锌碱金属及渣铁渗入继续加剧了环裂；
are superior to those made with inorganic one in cost and alkali metal content, but their high temperature strengths are poor.
以往用有机粘结剂生产的压团矿虽然成本和碱金属含量方面具有优势，但其高温强度较低。