您要查找的是不是：
- The factory had been sending out toxic fumes. 这家工厂一直在排放有毒的废气。
- Benzene toxicity 苯
- Beware how you handle the toxic chemical. 小心处理有毒的化学药品。
- Having a ring composed exclusively of carbon atoms, as benzene. 碳环的有一个仅由碳原子组成的环的，如苯
- A toxic chemical or other substance. 有毒的化学品或其它物质
- The degree to which a substance is toxic. 毒效一种物质毒性所达到的程度
- They also spew toxic chemicals such as benzene and dioxin into the atmosphere. 还向大气中排放诸如苯及二氧芑之类的有毒化学品。
- Benzene hexachloride is commonly called BHC. 六氯化苯通常称为BHC。
- The benzene ring is also seen in other compounds. 苯环在其他化合物中也可以看见。
- Ferric Chloride alone gives polymer with benzene. 三氧化铁可单独催化苯的聚合。
- A substance having a specific toxic effect on certain cells. 细胞毒素对某些细胞有特殊毒害作用的物质
- What does benzene barbitone treat? 苯巴比妥治疗什么？
- Clearing agents include benzene and xylene. 透明剂包括苯和二甲苯。
- Benzene - The Prototypic Aromatic System. 苯--典型芳香体系。
- Benzene hexachloride is commonly called BHC . 六氯化苯通常称为bhc。
- Derived from or containing toxic matter. 从有毒物质中获得的或含有有毒物质的
- Toxic doses can produce a febrile effect. 中毒剂量可产生发热作用。
- Are they metabolized to more toxic compounds. 它们是否被代谢成毒性更强的化合物?
- A toxic condition;toxic hepatitis. 中毒状况，中毒性肝炎
- Survey on a benzene toxication in wooden instrument making factory in north of China 北方一木器厂苯中毒调查分析
