subterranean river

A subterranean river said to be flowing beneath the Amazon region of Brazil is not a river in the conventional sense, even if its existence is confirmed.

在巴西亚马逊地区地下流动的地下河不是传统意义上的河流，即使它的存在已经被证实。

like a subterranean river: negotiating rock's misogyny in china

像一条地下河：与中国摇滚厌女症的协商

And ( 3) M in eral deposits with subterranean river and conduit system.

暗河管道充水矿床。

research on degree of inner waterlogging of immersed subterranean river system in reservoir areas of hydroelectric stations

水电站库区地下河系浸没内涝程度研究

The rock of the area weathered, the surface river and subterranean river gathered in the Heihe River irrigated area with large amount of solubile saline ( mainly NaHCO_3 and Na_2CO_3), making the proportion of saline of this area increasing steadily, and the soiled destroyed greatly.

黑河水源于祁连山，山区岩石风化后，地表径流和地下径流携带大量可溶性盐类（主要是NaHCO3和Na2CO3）向黑河灌区汇集，使得该片土地盐分含量不断增加，土壤理化性质遭到破坏。