红外线的波长在哪个范围内时热效应最强()
A.1—1Oμm
B.20一50μm
C.5—15μm
D.30一60μm
正确答案是A
扫描二维码免费使用微信小程序搜题/刷题/查看解析。
版权声明:本文由翰林刷题小程序授权发布,如需转载请注明出处。
本文链接:https://doc.20230611.cn/post/973301.html
上一篇:经济内部收益率______社会折现率,表明项目对国民经济的净贡献达到或超过了要求的水平,这时应认为项目是可以接受的。
下一篇:Correct or improve the translation of the following English sentences.I offered to meet with him as soon as possible so that we can start to heal the divisions of the campaign and the contest through which we just passed.译文:我提议尽快和他会面,以治愈刚刚过去的竞