alluvium是什么意思

目录

基本信息

英[əˈlu:viəm] 美[ə"lu:vɪrm] 

n.冲积层，淤积层
网络释义冲积层；冲积物；冲积世；冲积土

词形变化

复数：alluviums  

英英释义

地理学

1.冲积物

2. 又称 :冲积物(alluvial deposit )

3. 冲积层

网络释义

-alluvium

1 . 冲积层

alluvial soil 冲积土alluvium冲积层almond tree 扁桃

2 . 冲积物

2. 冲积物河流堆积下来的沉积物称为冲积物（alluvium）。沉积物具有如下特征：（1）分选好。

3 . 冲积世

更新世又称洪积世(Diluvium),从300万年前至1万年前;全新世又称冲积世(Alluvium),从1万年前至现代。第四纪有两大特点,一是此期气候变化剧烈,高纬度地区发生过.

4 . 冲积土

冲积土(Alluvium)河川在平原之流速减缓,泥砂逐渐沉积而成冲积土之异向性大,粒径.

双语例句

1 . The Cruor Alluvium event in Deathtoll will now progress properly.

死亡丧钟内的CruorAlluvium事件将正确的运作.

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2 . Many mining engineering subjects are established on geologic condition of alluvium .

众多矿业工程均建设于冲击地层的地质环境之中.

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3 . Examples of application of the method include the results of a regional water and alluvium study.

作为方法应用的实例,列举了区域河水和沉积物研究所得结果.

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4 . The increasing of land area along a shore by alluvium or by the recession of water.

由于沉积或海水退落而逐步形成新陆地的过程.

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5 . The soil is classified to tidal sandy soil, derived from river alluvium with sandy loam texture.

土壤分类为河流冲积土发育的潮汐沙土, 砂壤土质地.

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语源

mid 17th cent.: Latin, neuter of alluviuswashed against, from ad-towards + luereto wash

相关词条

+undifferentiated alluvium

1 . 均匀冲积物

underwater television 水下电视undifferentiated alluvium 均匀冲积物undisturbed sample 原状试样

+stratified alluvium

1 . 层状冲积层

stratification 层理；成层；层次；分层stratified alluvium 层状冲积层stratified current 层流

+river alluvium

1 . 河流冲积物

rivalry 竞争river alluvium 河流冲积物river bar 河成沙坝

+continental alluvium

1 . 陆相冲积层

continental accretion 大陆增生continental alluvium 陆相冲积层continental apron 陆隆