研究了养护温度和水泥碱含量（质量分数，下同）与硅质集料砂浆试样膨胀的关系。
The influences of curing temperature and alkali contents of cement on expansion of mortar bars are investigated.
通过CCD读取碱溶液的密度值，查表获取碱溶液的质量分数。
The value of density of NaOH liquor is measured by CCD, and the quality fraction of NaOH liquor is got by table.
结合某铀矿床碱法地浸室内试验，进行了氧化剂的种类、质量分数和溶浸剂的种类、质量分数选择试验，研究了反应时间、矿石粒度对铀浸出率的影响。
According to the in-room experiment for alkaline leaching of uranium deposit, the effects of the sorts and concentration of oxidants and solvent solutions are studied.
针对近几年国内外硫化碱市场需求，研制出了一种硫化钠质量分数为45%左右的白色高纯结晶硫化钠新产品。
In accordance with the market demand of sodium sulphide at home and abroad in recent years, a new product, the high purity white sodium sulphide crystal with concentration of 45% Na_2S was prepared.
针对近几年国内外硫化碱市场需求，研制出了一种硫化钠质量分数为45%左右的白色高纯结晶硫化钠新产品。
In accordance with the market demand of sodium sulphide at home and abroad in recent years, a new product, the high purity white sodium sulphide crystal with concentration of 45% Na_2S was prepared.
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