Warning: file_put_contents(/www/wwwroot/ppbbu/52065.com/cache/a5b9683b4c0da48b3af47f60643461be.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/52065.com/index.php on line 55 geochemical gradient例句_geochemical gradient英汉例句_geochemical gradient双解例句_伍贰汉英词典
A tectono-geochemical barrier is a sector of a geological structure, where the element concentration gradient of the tectono-geochemical field is at its maximum. 搆造地球化學障就是搆造地球化學場中元素濃度梯度極大值所在的地質搆造地段。