Result: The microscopic characteristics of rhizome, stem and leaf of Dioscorea nipponica were distinguished.

Dioscorea is a group of plants which have high economic value . This paper study D . gracillima, D.

薯蓣属(Dioscorea)植物是一类具有较高经济价值的植物.

Objective To compare the quality of Dioscorea in different producing areas.

目的比较研究不同产地怀山药的质量.

Resultsthat good and, is crucial for keeping the formation of dioxin under control.

二恶英是一种剧毒物质,应当更好地加以控制.

The study shows that higher dioxin exposure is associated with decreased testosterone levels, Dr. Gupta said.

古普塔医生指出,研究显示接触较高的戴奥辛与睾丸固酮减少有关.

There's also dioxin, a byproduct of paper manufacture and waste incineration.

还有二恶英, 纸生产和废物燃烧的副产物.

The paper introduces the harm of Dioxin pollution , the produce mechanism and the prohibitive means.

因此,弄清二恶英的危害 、 焚烧中的产生、以及如何抑制产生,很有必要.

Dioxin threatens human health, and many countries in the world have taken active against Dioxin pollution.

二恶英严重威胁着人类的健康, 世界各国正在采取积极措施控制二恶英的污染.

Adsorption of stack gas odor and sulphihide, removing of mercury steam, reducing the generation of dioxin.

烟道气的臭气吸附、硫化物吸附, 汞蒸气的去除, 降低戴奥辛的生成.

The iron ore sintering process is one of dioxin pollution sources.

铁矿石烧结过程是二恶英主要污染源之一.

For dioxin emissions, however, they must implement EU standards.

对二恶英排放浓度则参照执行欧盟的标准.

Dioxin was the ingredient in Agent Orange, used to defoliate Vietnam.

越南战场上用于毁灭林区的“橙剂”，其成分是二氧杂芑。

Government tests show that it emits virtually dioxin and other pollutants.

政府测试表明,事实上,该垃圾焚烧厂不释放二氧芑和其他污染物质.

Keywords: ash, heavy metal, dioxin, melting technology, slag.

关键词: 灰渣 、 重金属 、 戴奥辛 、 熔融技术 、 熔渣.

It has been a hazard downstream of paper mills bleachpulp and produces dioxin.

它已经下游地纸压榨机是危险.

Airborne dioxin is not the only problem from incinerators.

产生二氧芑不是垃圾焚烧厂存在的唯一问题.

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.

Dioxin chemicals causes cancer, especially breast cancer.

戴奥辛化学品致癌, 尤其是乳腺癌.

Hene, many counties have taken active steps against dioxin emission The relevant standards the been established.

因此, 各国对其排放及控制都采取积极的措施,制定了相应的标准.

The paper introduces the harm of Dioxin pollution , the mechanism and the prohibitive means.

因此,弄清二口恶英的危害、焚烧中的产生 、 以及如何抑制产生,很有必要.

Dioxins are as strong carcinogens in the world. They are very harmful to human health.

二恶(口英)是世界公认的强致癌物质, 对人体健康危害极大.