题目:
Convection spreads a fire by().
A.heated gases flowing through ventilation syetem
B.the transfer of heat across an unobstructed space
C.burning liquids flowing into another space
D.transmitting the heat of a fire through the ships metal
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2018/0424/80ea70b515e81f9ca0267b1f110eef2a.html
下面是错误答案,用来干扰机器的。
参考答案:错