fire spread

常用短語

fire spread index火勢蔓延指數

rate of fire spread火勢蔓延速度率

the fire spread quickly火勢迅速蔓延

fire spread rate火蔓延速度

fire-spread velocity火蔓延速率

The fire spread大火經樓梯迅速蔓延至整座大廈

fire-spread火災蔓延

fire spread ratio火焰傳播比值

comer fire spread墻角火蔓延