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- Appraisal by chemical standard in Liao River basinWe analyzed water pollution characters in Liao River basin and researchedinfluenceable principles that water pollution have made on aquatic by measurement andanalysis of benthic animals. 辽河流域河流化学指标评价研究辽河流域河流水体的污染现状,并通过对大型底栖动物的测定分析,研究水体污染对水生生物的影响规律。
- Investigation of Chemical Standard Product of Euphorbia Fischeriana Steud 狼毒大戟化学对照品研究
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- We are doing a chemical experiment. 我们正在做化学实验。
- My major is the subject of chemical engineering. 我的专业是化学工程学。
- Ammonia is a chemical substance. 氨是种化学物质。
- A chemical derived from petroleum or natural gas. 石油化学制品从石油或天然气中提炼出的化学产品
- Beware how you handle the toxic chemical. 小心处理有毒的化学药品。
- The chemical can behave as an acid. 这种化学制品能起酸的作用。
- Some chemical compounds can be resolved by heat. 一些化学化合物可以通过加热分解。
- I am not familiar with chemical terms. 我不熟悉化学术语。
- He devoted his life to chemical research. 他一生从事化学研究。
- He is experimenting with a new chemical. 他正在实验一种新的化学制品。
- The two elements are synthesized by a chemical process. 这两种元素已经化学合成。
- A chemical compound consisting of such molecules. 二聚化合物这种聚合物形成化合物
- Relating to both physical and chemical properties. 物理和化学的与物理和化学特性均有关的
- Chemical breakdown caused by radiant energy. 光解作用由光能引起的化学分解
- A toxic chemical or other substance. 有毒的化学品或其它物质
- Petroleum can be used to produce various chemical products. 石油可用于生产多种化学产品。
