从寺口子组的沉积规模以及较为剧烈的沉积相变化来看，寺口子组的沉积来的很突然。
From the point of deposition scope and more radical change of sedimentary facies, the Sikouzi Formation occurred abruptly.
从寺口子组的沉积规模以及较为剧烈的沉积相变化来看，寺口子组的沉积来的很突然。
From the point of deposition scope and more radical change of sedimentary facies, the Sikouzi Formation occurred abruptly.
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