"Escape slides and slide/rafts are used in two ways: for the quick and safe evacuation of passengers and crewmembers and as water flotation devices.翻译成汉语是:逃生梯和梯筏有两种用途：一能快速且安全疏散乘客和机组，二能用作浮水装置。
A.1正确答案A
"Escape slides and slide/rafts are used in two ways: for the quick and safe evacuation of passengers and crewmembers and as water flotation devices.翻译成汉语是:逃生梯和梯筏有两种用途：一能快速且安全疏散乘客和机组，二能用作浮水装置。
A.1正确答案A
