免费注册 手机版 网站地图 小工具

学而优·知识库

首 页
If liquid freon should come in with your skin, you should .,
A.wash with salt water
B.wash with sterile mineral oil
C.treat it like frostbite
D.treat it like any burn
参考答案

关闭

前往注册

我已注册,登录账号 继续查看答案