例句 /

The tidal flat,paludal and the deltaic plane paludal environments during the Taiyuan and Shanxi periods are most favorable for coal generation.

The tidal flat,paludal and the deltaic plane paludal environments during the Taiyuan and Shanxi periods are most favorable for coal generation.

成煤环境以晚石炭世—早二叠世太原、山西期潮坪、潟湖过渡带之潮坪沼泽环境及三角洲平原沼泽环境为最佳。