Wheel well fire indications occur on the P7 and P8 panels and an

Wheel well fire indications occur on the P7 and P8 panels and an alarm bell is provided by the M315 module. What do the ""wheel well","alarm bell","module"mean ?

A.位置, 器件, 信号

B.机轮, 喇叭, 装置

C.警报, 轮子, 顶板

D.轮舱,警铃, 部件

正确答案是D