请输入您要查询的英文单词：

　

单词 chemosphere
释义

chemosphere


che·mo·sphere

C0272700 (kē′mə-sfîr′, kĕm′ə-)n. The region of the atmosphere from 30 to 190 kilometers (20 to 120 miles) above the earth's surface, in which photochemical reactions initiated by solar radiation occur.

chemosphere

(ˈkɛməˌsfɪə) n (Physical Geography) meteorol a rare name for thermosphere chemospheric adj

che•mo•sphere

(ˈki məˌsfɪər, ˈkɛm ə-)

n. the region of the atmosphere most characterized by chemical, esp. photochemical, activity, starting in the stratosphere and including the mesosphere and perhaps part of the thermosphere. [1945–50]

chemosphere


chemosphere:

see atmosphereatmosphere
[Gr.,=sphere of air], the mixture of gases surrounding a celestial body with sufficient gravity to maintain it. Although some details about the atmospheres of other planets and satellites are known, only the earth's atmosphere has been well studied, the science of
..... Click the link for more information. .

chemosphere

[′kē·mō‚sfir] (meteorology) The vaguely defined region of the upper atmosphere in which photochemical reactions take place; generally considered to include the stratosphere (or the top thereof) and the mesosphere, and sometimes the lower part of the thermosphere.
MedicalSeeatmosphere
随便看

　

英语词典包含2567994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。

　

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间：2024/11/12 10:03:58