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- chemical contact agent 化学接触剂
- The company is well-known enterprises in Japan, provided by the culvert at the invitation of reliable, high integrity, fair prices that are welcome to contact agents of the Company. 此公司乃日本知名企业，所提供的邀请涵真实可靠，诚信度高，知价格公道，欢迎代理于本公司联系。
- A chemical agent that kills eggs, especially the eggs of insects. 杀卵剂一种杀死卵的化学药剂，尤指杀死虫卵的杀虫剂
- A blistering agent, especially mustard gas, used in chemical warfare. 发疱剂一种起疱药，特别是用于化学战中的芥子气
- 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。
- BEIJING HENGJU OILFIELD CHEMICAL AGENT CO., LTD. 山西三维集团股份有限公司北京市恒聚油田化学剂有限公司。
- 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。
- A chemical agent used for bleaching. 漂白剂用于漂白的化学剂
- An agent, such as a chemical, that stops bleeding. 止血剂一种阻止流血的药剂，例如化学药品
- The two substances are now in contact (with each other), and a chemical reaction is occurring. 现在这两种物质(互相)接触产生了化学反应。
