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- As biotic chemical matter, SA, BR, CTS and Spd showed distinctive concentration effect in inducing anti-salt effect. SA、BR、CTS、Spd作为生物源化学诱抗物质诱导黄瓜幼苗的抗盐性，具有明显的浓度效应。
- Skidproof, easy to take off and change, water washable, PVC based material, longwearing, anti erode of UV, salt solution, and other chemical matter. 防滑；易拆换；可水洗PVC基材耐久性强；抗UV，油盐水和其他化学物质的侵袭
- Team A is made of carboxyl styrene, crylic acid assemble matter; Team B is made of silicate cement, quality quarts grit and special active chemical matter. 组分是由羧基苯乙烯、丙烯酸共聚物等组成；B组份是由硅酸盐水泥、精选的石英砂及特种活性化学物质等组成。
- 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
