[ 复数 alkalis或alkalies ]
The colored substance with this structure showed nacarat in acid liquor and turned cyan in alkali liquor.
该结构的物质遇酸呈桔红色,遇碱呈蓝绿色,从而使脱色后废水重新着色。
参考来源 - 厌氧膜生物反应器降解偶氮染料及膜污染的研究Alkali can lower largely viscoelasticity of flooding system .
另外,加入碱能大幅度降低聚合物的粘弹性。
参考来源 - 聚合物/表活剂二元复合驱室内驱油实验研究·2,447,543篇论文数据,部分数据来源于NoteExpress
N-MASS An alkali is a substance with a pH value of more than 7. Alkalis form chemical salts when they are combined with acids. 碱
Both China and many other countries around the world have large saline-alkali land.
中国和世界上其他许多国家都有大片盐碱地。
In 2017, Yuan's team successfully grew rice on the saline-alkali land in Jiangsu Province.
2017年,袁的团队在江苏省盐碱地成功种植了水稻。
They would turn 100 million mu of saline-alkali land into farmland in the country over the next 10 years.
他们将在未来10年内把全国1亿亩盐碱地变成农田。
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