sediments
英 [ˈsɛdɪmənts]
美 [ˈsɛdəmənts]
n. 沉淀物; 沉积物
sediment的复数
柯林斯词典
- N-VAR 沉渣;沉淀物
Sedimentis solid material that settles at the bottom of a liquid, especially earth and pieces of rock that have been carried along and then left somewhere by water, ice, or wind.- Many organisms that die in the sea are soon buried by sediment.
海洋里死亡的许多生物会很快被沉淀物掩埋。 - ...ocean sediments.
海洋沉淀物
- Many organisms that die in the sea are soon buried by sediment.
双语例句
- They found that contamination was most likely in very young sediments, deposited before the last Ice Age.
他们发现污染最容易出现在非常年轻的、在上一个冰期之前沉积的沉积层中。 - Consequently, remediation of sediments contaminated by refractory organic pollutants is one of the urgent environmental issues at present.
因此,对底质中难降解有机物的修复是目前所迫切需要解决的环境问题之一。 - Sediments illite crystallinity measurements showed that the ancient humid climate had gradually changed from the evolution of drying.
沉积物中伊利石结晶度的测量结果显示了古气候由湿润逐渐变为干燥的演化规律。 - Sediments choke some stretches of the Yellow, hindering its ability to flush out pollutants.
沉积物淤塞了黄河的一些河道,妨碍了它冲刷污染物的能力。 - In clastic sediments, particle size is an important factor.
在碎屑沉积物中,颗粒大小是个重要因素。 - The nearly black structures are almost certainly dunes made of volcanic ash-rich sediments.
近黑色的结构是几乎可以肯定的火山灰丰富的沉积物了沙丘。 - These rock fragments which are called sediments are derived from the weathering and erosion of older rocks.
这些被称为积物的岩石和矿物碎屑是较古老的岩石经风化和剥蚀后形成的。 - Clay minerals in sediments had some ancient environmental significance.
沉积物中黏土矿物具有一定的古环境指示意义。 - Loose sediments may be changed into solid sedimentary rocks.
松散的沉积物可以变成坚硬的沉积岩。 - Collect geological samples, faunal materials, botanical specimens, and sediments samples.
收藏地质样品、物区系的资料、物学的样品和沉积样品。