您要查找的是不是：
- Seawater chemical resource 海水化学业资源
- Evidence for prelife stages of chemical organization comes from laboratory experiments that try to duplicate the physical environment and chemical resources of the early earth. 通过创造出地球早期的自然条件和化学资源条件，科学家在实验室中已经获得了化学有机体生命前阶段的证据。
- 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。
- Internet Chemical Resources Navigator Internet化学化工资源导航
- 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。
- I like to stand in seawater and sport in summer. 夏天我喜欢站在海水里嬉戏。
- 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
- Fill kill and choke valves with seawater. 将压井阀和阻流阀注满海水。
- Beware how you handle the toxic chemical. 小心处理有毒的化学药品。
- They painted a coat of paint to prevent the oxidation of the ship by seawater. 他们刷了一层油漆以防止船只被海水氧化。
- The chemical can behave as an acid. 这种化学制品能起酸的作用。
- Salt is a component of seawater. 盐是海水的一个构成成份。
- 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。
- Do you think the seawater is going up year by year? 你认为海水会逐年上涨吗?
