查询词典 Dieldrin

The purification-pretreatment technique of 8 kinds of solid phase extracting column stuffing (silica gel, acid silica gel, Florisil, siliceous magnesium sorbent, Al2O3, celite 545, acid celite, Al2O3+silica gel) for the prepared polluted soil containing 13 kinds of organochlorine pesticides (α-HCH,β-HCH,γ-HCH,δ-HCH, o,p'-DDT, o,p'-DDE, p,p'-DDT, p,p'-DDD, p,p'-DDE, a-endosulfan, dieldrin, endrin, hexachlorobenzene) was screened prior.

用製备的8种固相萃取柱填料（硅胶，酸化硅胶，氟罗里硅土，硅镁型载体，Al2O3，硅藻土载体545，酸性硅藻土，Al2O3+硅胶）对含有13种有机氯农药的污染土壤的纯化预处理技术进行了优化筛选。

Increasing number of chemicals have been found to be estrogenic or possessing other endocrine disruptive effects. Among them are some organochlorine pesticides and other organochlorine chemicals, such as DDT and its metabolite p, p'-DDE, kepone, toxaphene, dieldrin, and PCBs, dioxins, and furans.

现在已经有越来越多的化学物被发现具有雌激素样作用或其它内分泌干扰作用，其中有相当一部分为有机氯农药或其他有机氯化合物，如滴滴涕及其代谢产物p，p'-DDE、开蓬、毒杀芬、狄氏剂以及多氯联苯、二恶英和呋喃类等。

Dieldrin, endrin, heptachlor, hexochlorobenzene, mirex, polychlorinated biphenyls, and toxaphene.

并且要禁止和严格限制九种最有害的持久性有机污染物的生产和使用，它们分别是艾氏剂|、可氯丹、狄氏剂、异狄氏剂、七氯、六氯苯、灭蚁灵、多氯联苯、毒杀芬。

Three organochlorine pesticides -endrin, dieldrin, and p,p'-DDT-were used as target compounds to test the hypothesis that triolein embedded cellulose acetate membrane only extracts freely dissolved hydrophobic organic compounds. The effect of dissolved organic carbon on the bioavailability of the OCPs was also examined through accumulation study with TECAM and Japanese medaka.

以异狄氏剂、狄氏剂和p，p'-滴滴涕3种持久性有机氯农药为研究对象，通过室内模拟实验，验证了三油酸甘油脂-醋酸纤维素复合膜富集水中自由溶解态疏水性有机物的假设，研究了水中溶解性有机碳对TECAM富集3种有机氯农药的影响，并与相同暴露条件下日本青鳉鱼的富集结果进行了比较。

Dieldrin is related to aldrin, and its toxicity to earthworms is similar.

狄氏剂与艾氏剂有关，对蚯蚓的毒性是相似的。

Some organic insecticides are natural, such as rotenone, pyrethrins, and nicotine. Others are synthetic, such as chlorinated hydrocarbons (e.g., DDT, dieldrin, lindane); carbamates, related to urea (e.g., carbaryl, carbofuran); and parathions, organic phosphorus ester s.

有机的杀虫剂可能是天然的，如鱼藤酮、除虫菊和尼古丁；或是合成的，如氯代烃类(例如，滴滴涕、狄氏剂、林丹)、氨基甲酸酯，与尿素有关(如氨基甲醯、灭多虫和卡甲喃)、巴拉松、有机磷酸盐。

Some organic insecticides are natural, such as rotenone, pyrethrins, and nicotine. Others are synthetic, such as chlorinated hydrocarbon s (e.g., DDT, dieldrin, lindane); carbamates, related to urea (e.g., carbaryl, carbofuran); and parathions, organic phosphorus esters.

有机的杀虫剂可能是天然的，如鱼藤酮、除虫菊和尼古丁；或是合成的，如氯代烃类(例如，滴滴涕、狄氏剂、林丹)、氨基甲酸酯，与尿素有关(如氨基甲醯、灭多虫和卡甲喃)、巴拉松、有机磷酸盐。

They then exposed laboratory mice to low, but "environmentally relevant" dosages of dieldrin - about 1 to 3 milligrams per kilogram.

然后，他们暴露在实验室的老鼠低，但&环保&的有关剂量狄氏剂-约1至3毫克每公斤。

The effects of aldrin and dieldrin on the reproduction of B.

以17β-雌二醇为阳性对照，运用生命表技术和群体累积培养方法，评价了艾氏剂和狄氏剂对萼花臂尾轮虫生殖的影响。

Dieldrin, which was most commonly used to control agricultural pests and termites, was banned for most uses by the Environmental Protection Agency in 1974 after it was found to be harmful to fish and other wildlife.

狄氏剂，这是最常见的用来控制农业害虫和白蚁，被取缔后，为大多数用途，由美国环境保护局在1974年后，发现它仍然是有害的，以鱼类和其他野生动物。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。