本文介绍了加拿大地质调查局海洋地质取样和样品分析方法。
Marine geological sampling and sample analysis methods of the geological Survey of Canada are introduced in the paper.
加拿大地质学家们在古老的北极岩石中发现了煤炭的证据，“象极了现代的煤灰”这是他们的原话。
Canadian geologists have found evidence of coal char — "remarkably similar to modern coal fly ash" in their own words — in ancient Arctic rocks.
加拿大地质学家们在古老的北极岩石中发现了煤炭的证据，“象极了现代的煤灰”这是他们的原话。
Canadian geologists have found evidence of coal char — "remarkably similar to modern coal fly ash" in their own words — in ancient Arctic rocks.
应用推荐