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trias n.,adj.【地質學;地理學】三疊紀[系](的)。

triassic

At the same time , i discussed the tectonic - sedimentary configuration , sedimentation and sequence evolutive character of the northeast sichuan foreland basin in the xujiahe age , late trias . in conclution , i drawed the following conclusions 在此基礎上,深入討論和論證了川東北前陸盆地晚三疊世須家河期沉積盆地的構造?沉積格局,以及沉積、層序演化特征。