首页
登录
职称英语
[originaltext] Can you image ice that does not melt and is not wet? Have you
[originaltext] Can you image ice that does not melt and is not wet? Have you
游客
2024-02-19
53
管理
问题
Can you image ice that does not melt and is not wet? Have you ever heard of dry ice? Dry ice is made by freezing a gas. It is quite different from ordinary ice which is simply frozen water. Dry ice was first manufactured in 1925. It has since fulfilled the hopes of its adventure. It can be used for making artificial fog in the movies. When steam is passed over dry ice, a very dense vapor rise. It can also be used for destroying insects in grain supplies. It is more practical than ordinary ice because it takes up less space and it’s 142c colder. Since it turns into steam instead of melting into water, it is cleaner to use. For these masons, it is extremely popular, and many people prefer it to ordinary ice. Dry ice is so cold that ff you touch it with you bare fingers, it will burn you.
选项
A、It takes a long time to melt.
B、It is lighter to carry.
C、It is not so cold as ordinary ice.
D、It is cleaner to use than ordinary ice.
答案
D
解析
转载请注明原文地址:https://www.tihaiku.com/zcyy/3464745.html
相关试题推荐
[originaltext]AfellowhadjustbeenhiredasthenewCEOofalargehigh-t
[originaltext]AfellowhadjustbeenhiredasthenewCEOofalargehigh-t
[originaltext]AfellowhadjustbeenhiredasthenewCEOofalargehigh-t
[originaltext]Oneday,[29]Johnwasdoingsomeshoppinginthemarketwhen
[originaltext]Oneday,[29]Johnwasdoingsomeshoppinginthemarketwhen
[originaltext]W:Hello,UltimateComputers.MayIhelpyou?M:Yes,thisisJac
[originaltext]W:Hello,UltimateComputers.MayIhelpyou?M:Yes,thisisJac
[originaltext]W:Hello.MayIspeaktoMr.JoshCooke,please?M:Speaking.W:
[originaltext]WhenIwaswalkingdownthestreettheotherday,Ihappened
[originaltext]WhenIwaswalkingdownthestreettheotherday,Ihappened
随机试题
Christmasisawonderfultimeoftheyear.Haveyourselfamerryhomemadehol
[originaltext]CarsareanimportantpartoflifeintheUnitedStates.(29)
Accordingtothispassage,intelligenceis______.[br]Inanewsituation,ani
GenderInequalityInWesternsociety,traditional
下列关于脚手架立杆说法错误的是()。A.搭接长度不应小于1m,应采用不小于两个
治疗巨幼红细胞性贫血,宜选用的药物是A.硫酸亚铁 B.去铁胺 C.维生素K
在2010~2015年期间该地区GDP每年的平均增长速度应为( )。A
甲离开自己的住所下落不明已满6年。根据法律规定,其配偶()。A.只能申请宣告甲
与一般企业相比,商业银行的突出特点是()。A.低负债经营 B.全负债经营
(2014年真题)设计单位的安全责任包括()。A.按照法律、法规和工程建设强制
最新回复
(
0
)