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- Keywords photobacterium phosphoreum;substituted aromatic hydrocarbons;toxicity ratio （TR）;toxic effect mechanism;identification method; 发光菌;取代芳烃;毒性比;毒性作用机制;类型判定;
- toxicity ratio (TR) 毒性比
- The factory had been sending out toxic fumes. 这家工厂一直在排放有毒的废气。
- Beware how you handle the toxic chemical. 小心处理有毒的化学药品。
- A toxic chemical or other substance. 有毒的化学品或其它物质
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
- The degree to which a substance is toxic. 毒效一种物质毒性所达到的程度
- Men outnumber women here in the ratio of three to one. 此地男子数量以三比一超过女子。
- The first or last term of a ratio or a series. 首项，末项比率或数列中第一个或最后一个项
- 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
- After-tax profit margin is the ratio of net income to net sales. 税後利润率指净收入与净销售之比。
- The ratio of men to women was two to one. 男女的比例是二比一。
- Derived from or containing toxic matter. 从有毒物质中获得的或含有有毒物质的
- The interval between any two frequencies having a ratio of2 to1. 倍频程频率比率为2比1的两个频率的间隔
- 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
- No toxicity was found in the drug. 毒性实验表明该药物安全无毒。
- The strike is the ultima ratio of Trade Unionism. 罢工是工联主义的最后手段。
