洞沟 meaning in Chinese

the cavern sewers

Spectrophotometric time series of donggou section in nihewan basin
泥河湾盆地洞沟剖面的光谱光度时间序列
Dig dug , dug
挖洞沟等
The yingfeng rapakivi granite which like a bean between tanjianshan group and dakendaban group , located between scale ductile shear zone
摘要鹰峰岩体侵位于达肯大阪群和万洞沟群之间，呈扁豆状产出。
Located in the eastern side of the large - scale silver deposit in yindonggou , the yindongyan electrum deposit is nearly the same as the silverr deposit in metallogenetic geological background and ore - controlling structures
摘要银洞岩银金矿床位于竹山银洞沟大型银矿东侧，且二者在成矿地质背景、控矿构造条件等诸方面极为相似。
On the basis of the mineralization features , mineralization controlling factors and integrated signs of looking for mine , i dope four target areas that are xagua , ligou - wan dyke , youhulu dyke - yindong dyke , dashi stove by way of geology and math - geology ways , which will supply warrant for the following work deploy
根据以上成矿特征和成矿控制因素、找矿综合标志，应用地质方法和数学地质方法预测出夏馆、里沟?万人洞沟、油葫芦沟?银洞沟、大石窑4个找矿靶区，对下一步工作部署提供了参考和根据。