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- marine chemical resources 海洋化学资源
- 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。
- Internet Chemical Resources Navigator Internet化学化工资源导航
- Marine plants grow on the sea bed. 海生植物长在海底。
- Sandu'ao also has rich marine resources. 三都澳还有着丰富的海產资源。
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- Water pollution imperils all kinds of marine life. 水质污染危及所有海洋生物。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- America had the largest mercantile marine. 美国当时拥有最大的商船队。
- We are doing a chemical experiment. 我们正在做化学实验。
- The rocks are covered by marine plants. 岩石被海生植物所覆盖。
- The New Progress of ChIN, a Navigator of Chemical Resources on Internet ChIN化学化工资源导航系统的新进展
- Are there any other clauses in marine policies? 海运险还包括其它条款吗？
- This lesson pertains to marine animals. 这一课讲海洋动物。
- 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。
