what does"油量表（计）" mean in English ?
A.pressure gage;
B.quantity gage;
C.brake accumulator;
D.thrust reverser;
正确答案是B
what does"油量表（计）" mean in English ?
A.pressure gage;
B.quantity gage;
C.brake accumulator;
D.thrust reverser;
正确答案是B