地幔源区不均一性
inhomogeneity of the mantle source
地幔源区特征
Mantle source characteristics
东江源区经济昆虫资源
Economic Insects at Headwaters of Dongjiang River
近源区
Near-source precursory area
青海省农业资源区划研究所
The Institute of Agricultural Resource Division of Qinghai
水源区保护
water source area protection
水源区标号传递
propagation of the water source label
烃源区
hydrocarbon source region
物源区分析
analysis of source regions