Which of the following equipment is for pr
题型:单项选择题
问题:
Which of the following equipment is for protection against drowing?()
A.Safety helmets
B.Buoyance aids
C.Breathing apparatus
D.Immersion suits
Which of the following equipment is for protection against drowing?()
A.Safety helmets
B.Buoyance aids
C.Breathing apparatus
D.Immersion suits