Duhuangling gold deposit occurred within the quartz diorite of Late Yanshan Epoch.

Generally, the intrusions is small and lithologic compositions mainly include diorite, adamellite or syenite.

侵入岩体规模一般较小,岩性主要为闪长岩类 、 石英(二长)斑岩类或正长岩类的中酸性岩石.

Gold sources are related to the activity of quartz diorite.

金的成矿物质来源与石英闪长岩有关.

Objective : To analyze the edibility of Huaishan fresh Dioscorea opposita Tbunb.

目的: 研究淮山鲜薯去皮生食的可食性.

MY dehydration plant Dioscorea opposite sulfur smoked do not meet the market demands for green medicine.

我厂生产的脱水怀山药不用硫磺熏制,满足了市场对绿色药品的要求.

OBJECTIVE To isolate and identify steroidal saponins from the rhizome of Dioscorea nipponica Makino.

目的分离、鉴定穿山龙即穿龙薯蓣(Dioscoreanipponica Makino)根茎中的甾体皂苷类化合物.

The tubers of Dioscorea zingiberensis are abundant in starch and can be used for ethanol fermentation.

利用黄姜根茎富含淀粉的特点,在温和的条件下研究其液化糖化性能,用来发酵酒精.

Extraction method and extraction conditions on the purple pigment from purple Dioscorea alata L were studied.

以紫色参薯为原料,研究了参薯紫色素的提取方法及提取条件.

GA 3 depresses the reproductive growth of Dioscorea zingiberensis.

GA_3对盾叶薯蓣的生殖生长起阻抑作用.

Objective : To provide a basis for the development, utilization and quality control of Dioscorea Girrhosa Lour.

目的: 通过对苗药牛血莲的生药学研究,为苗药的开发利用及质量标准的制定提供理论依据.

Conclusions Compounds 4 and 6 were obtained from Dioscorea genus for the first time.

结论化合物4、6为首次从薯蓣属植物中分离得到的已知化合物.

Mak, Dioscorea hypoglauca palib, Semen plantaginis were not.

Mak.) 、 萆?(Dioscoreahypoglauca palib) 、 车前子(Semenplantaginis)则无抑菌作用.

Yam ( Dioscorea ) was an efficient crop, it's tuber can used to be food and medicine.

淮山属薯 蓣 科薯蓣属多年生蔓性块茎类植物,是一种药食兼用的高效经济作物.

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

结果: 明确了穿龙薯蓣的根茎 、 茎和叶的显微特征.

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.