Cosmic rays of various kinds come through the air from outer space, but enormous

游客2025-04-21 29

问题 Cosmic rays of various kinds come through the air from outer space, but enormous quantities of radiation from the sun are ______ off.

选项 A、avoided
B、excluded
C、screened
D、separated

答案 C

解析

转载请注明原文地址:http://tihaiku.com/zcyy/4047850.html

相关试题推荐

随机试题

最新回复(0)

Theyearsbetween1870and1895broughtenormouschangestothetheaterint