This may provide a quick and accurate way of monitoring the amount of carbon dioxide in the air. 这也许能提供一个监测空气中二氧化碳含量的既快又准的方法。 来自柯林斯例句 26. Plants and trees filter carbon dioxide out of the air and produce oxygen. 花草树木会过滤掉空气中的二氧化碳并制造氧气。
carbon dioxide(二氧化碳) from the air that the astronauts breathe out. 5 At last, the liquid can help clean clothes. In the future, there's no need for astronauts to take so many clothes with them to the space station. A. However, this may not be a problem in the future.B. ...
There's so much carbon dioxide (CO_{2}) in the air that just planting trees and protecting forests won't solve the problem. When plants and trees die, the carbon they've stored gets released again. Moreover, the O_{2}in the atmosphere is much more dilute than that, for example...
Plants ___ carbon dioxide from the air. A. absorb B. discharge C. change 相关知识点: 试题来源: 解析 A 植物从空气中吸收二氧化碳,因此正确答案为 A. absorb。absorb 意为“吸收”,符合题意。其他选项 discharge 意为“排放”,change 意为“改变”,与题意不符。反馈...
Carbon dioxide (CO 2 ) is considered a trace gas in the atmosphere because it is much less abundant than oxygen or nitrogen. However, this trace gas plays a vital role in sustaining life on Earth and in controlling the Earth's climate by trapping heat in the atmosphere. ...
1. Carbon dioxide (CO2) in the air has ia lot. 【知识点】 单词拼写 分词 知识点解读 抱歉,您未登录!暂时无法查看答案与解析! 登录查看答案解析 更新时间:2023-08-14 相似题 纠错 收藏 下载 + 选题 使用过本题的试卷 仁爱科普版初中英语九年级上册Unit 2 Topic 2 Section C 相关视频 分词 ...
Carbon dioxide is an indicator of indoor air quality. A number of factors influence its concentration. Due to the fact that they all present time variability, CO 2 concentration indoors considerably varies over time. In this work we focus on the dynamics of indoor CO 2 concentration changes. ...
Carbon dioxidelevels in the air are now the highest they’ve been in more than 4 million years because of theburning of oil, coal and gas. The last time the air had similar amounts was during a less-hospitable hothouse Earth before human civilization ...
Controlling the level of carbon dioxide in the atmosphere without limiting access to fossil energy resources is only possible if carbon dioxide is collected and disposed of away from the atmosphere. While it may be cost-advantageous to collect the carbon dioxide at concentrated sources without ever ...