The vent scoop and pressure relief valve are on an access door in each surge tank. 排气铲和泄压阀安装在每个调压舱的检修门上。
A.Each surge tank has a vent scoop and pressure relief valve on its access door. B.The vent scoop and pressure relief valve each has an access door in the surge tank. C.The surge tank has a vent scoop and pressure relief valve on each access door.正确答案A
