硬灰巖層 的英文怎麼說
中文拼音 [yìnghuīyáncéng]
硬灰巖層
英文
hardground-
Isua ' s four - kilometer - wide belt of archean rocks stretches 35 kilometers along the western edge of the bluish - gray monolith of the greenland ice cap
這片礦藏可不好找,它是四公里寬的太古代巖層,沿著藍灰色格陵蘭冰帽硬塊的西緣延伸35公里。The lower part is a micro - tidal range evaporative tidal sequence consisting of thin - bedded gypsum - bearing, muddy - limestone and dolomicrite
下部為薄層的含石膏、硬石膏晶體、團塊及腸狀石膏層的泥晶灰巖、微晶白雲巖組成的小潮差蒸發潮坪層序。A thin, resistant limestone escarpment is present just basinward.
薄層狀的堅硬的石灰巖山崖正好位於靠盆地一側。
分享友人