选项中表示箱门锁杆的单词是()
A. DOOR LOCKING HANDLE
B. DOOR LOCKING ROD BRACKET
C. DOOR LOCKING BAR
选项中表示垫子筐的单词是()
A. DECK CRANE
B. WINCH
C. GEAR BOX
选项中表示垫子(舱内用)的单词是()
AUTOMATIC TWISTLOCK
B. CONE
C. TWISTLOCK
选项中表示边防人员的单词是()
A. 选项保留
B. FRONTIER OFFICER
CUSTOMS OFFICER