n. heptachlor
...氯农药，也用作精细化工产品：有机氯农药，也用作精细化工产品• 灭蚁灵（Mirex）：有机氯农药：有机氯农药• 七氯（Heptachlor）：有机氯农药：有机氯农药• 多氯联苯（PCBs）：精细化工产品：精细化工产品• 二恶英和呋喃类（PCDDs/PCDFs）：非故意制造的副产...
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环氧七氯 Heptachlor epoxide ; Heptachlor-exo-epoxide ; Heptachlor-e
七氯环氧化物 Heptachlor epoxide
七氯氟丙烷 Heptachlorofluoropropane
七氯丙烷 heptachloropropane
环氧七氯A Heptachlor endo-epoxide solution ; Heptachlor-endo-epoxide ; Heptachlor
之七氯代烷烃 CP
七氯化合物 Heptachlor
七氯标准品 Heptachlor
七氯代萘 naphthalene heptachloride
在河北省境内采集207个表层土壤样品，测定其中的七氯含量。
207 top soil samples were collected from Hebei province and the contents of heptachlor were measured.
好，氯有七个，跟氟或者在那一列，的其它元素一样。
All right. So it's 7 that are in chlorine, it's the same as fluorine or any of the others in that row or in that group rather.
氯磺酰异氰酸酯可用于合成含氧、氮、硫等原子的四至七元杂环化合物。
Chlorosulfonyl isocyanate as an important intermediate was applied toward the syntheses of four to seven member heterocyclic compounds containing oxygen, nitrogen, sulfur atoms.
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