潮坪 tidal flat
wad
wadden
- 广布的 加积沉积旋回、经常被鲕滩,潮坪或萨勃哈蒸发岩层所覆盖。
The widespread progradationally deposited cycles are often capped by oolitic shoals, tidal flat or sabkha evaporite strata. - 大多数的软体动物伸出口吻状的虹吸管吃东西,虹吸管可以在它们幼年时就过滤出在潮坪上吃进去的杂质。
Most have put out snout-like siphons to feed, or rather to purge what impurities they had ingested in their adolescence on the city's tide flats. - 结果表明,该区形成于以潮坪为主的过渡相环境,由于沉积过程中受海水影响,煤中硫的质量分数总体偏高;
The results indicated that the coals in study area formed in a tide flat environment, as a result of seawater influence, the content of sulfur in coals is rather high.
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