| 单词 |
lateritic |
| 释义 |
lateritic, a.|lætəˈrɪtɪk|
[f. prec. + -ic.]
Resembling or of the nature of laterite; in Soil Science, applied to a soil that is not regarded as laterite but approaches it in composition.
1847Capt. Newbold in Jrnl. Asiatic Soc. Bengal XIV. 305 Lateritic sandstone. 1880V. Ball Jungle Life Ind. i. 4 A very notable change..from a swampy alluvium into a lateritic gravel. 1927,1932[see laterite]. 1938U.S. Dept. Agric. Year-bk. 974 Soils in which the laterization process has become markedly evident but has not reached completion are known as lateritic soils... They are very important in the West Indies... These soils are characterized by a colloidal fraction whose molecular ratio of silica to alumina is approximately 2. 1946Lutz & Chandler Forest Soils xi. 403 The laterization process, in conjunction with podzolization, has resulted in the development of six zonal soils in the forested warm-temperature and tropical regions: (1) laterites, (2) reddish-brown lateritic soils, (3) yellowish-brown lateritic soils, (4) red podzolic soils, (5) yellow podzolic soils, and (6) terra rossa. 1952L. M. Thompson Soils & Soil Fertility xvii. 285 The clay soils which he studied..were lateritic in nature (high percentage of kaolinite or high in hydrated oxides of iron and aluminum), and it is now recognized that lateritic or kaolinitic materials are resistant to erosion. 1970Toronto Daily Star 24 Sept. 14/7 He pointed to the lateritic, or oxide, ores of the tropics and subtropics as an area where future major expansion in the industry will occur. |
英语词典包含277258条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。
相关内容：
相关热词搜索：lateritic英英词典英英释义英语词汇意思用法释义英语
字词 语音启动 释义 【计】 vice activation 汉译英翻译词典收录405719条汉英翻译词条，基本涵......