第10题
A.Gas can be used in liquid and gas form.
B.It will provide gas through long pipelines.
C.Gas is frozen into liquid and transported.
D.It will bring huge profits to the researchers.
为了保护您的账号安全,请在“上学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!