Each fire hydrant must have at least one spanner and at least one().
A.hose rack or reel
B.all purpose nozzle
C.foam applicator
D.pick axe
参考答案:A
Each fire hydrant must have at least one spanner and at least one().
A.hose rack or reel
B.all purpose nozzle
C.foam applicator
D.pick axe
参考答案:A