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- I hope to plant the need for metal etching chemical manufacturers to provide quality services, together with you in the development. 我厂希望能为需要化学金属蚀刻厂家提供优质服务，于您一起发展。
- That is a beautiful etching of a bird. 那是一只鸟的漂亮的蚀刻画。
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- Hanging on the wall was a fine etching of the church. 挂在墙上的是一幅精致的教堂蚀刻板画。
- 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。
- Look at this glass etching of the Little Mermaid. 看这件刻有小美人鱼的玻璃器皿。
- 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。
- The artist is etching a picture on a metal plate. 艺术家正在金属板上蚀刻作画。
- 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。
- It must have taken a lot of time to etch that. 蚀刻这个图案一定花了不少时间。
- The two elements are synthesized by a chemical process. 这两种元素已经化学合成。
- An etching made by this process. 细点腐蚀制板法的过程
