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"氯化联苯"相关考试题目
1.
Rivers By original usage, a river is flowing water in a channel with defined banks. Modern usage includes rivers that are multichanneled, intermittent, or transient in flow and channels that are pract...
2.
①纽约州立大学的研究人员在一项联邦政府资助的研究中心证明，脐带中含有大量PCB（多氯化联苯）的婴儿在辨认面孔、集中注意力和整体智力水平上都不如正常婴儿。匹兹堡大学的赫伯特·内德勒曼对宾夕法尼亚州阿勒格尼县216名被少年法庭宣判的青少年和206名少年犯进行了检查。他在上个月发表的研究报告中说，违法和骨骼中铅含量过高有明显关系。 ②含有机磷酸脂的杀虫剂的生产是神经性毒气转为民用的一种尝试。其中最著名的...
3.
Rivers By original usage, a river is flowing water in a channel with defined banks. Modern usage includes rivers that are multichanneled, intermittent, or transient in flow and channels that are pract...
4.
多氯联苯别名氯化联苯，是联苯苯环上的氢原子为氯所取代而形成的一类氯化物。共有210种异构体，其中10多种具有二噁英类似毒性作用，称为类似二噁英化合物。
5.
Rivers By original usage, a river is flowing water in a channel with defined banks. Modern usage includes rivers that are multichanneled, intermittent, or transient in flow and channels that are pract...
6.
Rivers By original usage, a river is flowing water in a channel with defined banks. Modern usage includes rivers that are multichanneled, intermittent, or transient in flow and channels that are pract...
7.
Rivers By original usage, a river is flowing water in a channel with defined banks. Modern usage includes rivers that are multichanneled, intermittent, or transient in flow and channels that are pract...
8.
Rivers By original usage, a river is flowing water in a channel with defined banks. Modern usage includes rivers that are multichanneled, intermittent, or transient in flow and channels that are pract...
9.
Rivers By original usage, a river is flowing water in a channel with defined banks. Modern usage includes rivers that are multichanneled, intermittent, or transient in flow and channels that are pract...
10.
Rivers By original usage, a river is flowing water in a channel with defined banks. Modern usage includes rivers that are multichanneled, intermittent, or transient in flow and channels that are pract...
11.
Rivers By original usage, a river is flowing water in a channel with defined banks. Modern usage includes rivers that are multichanneled, intermittent, or transient in flow and channels that are pract...
12.
Rivers By original usage, a river is flowing water in a channel with defined banks. Modern usage includes rivers that are multichanneled, intermittent, or transient in flow and channels that are pract...
