An immersion suit must be equipped with a/an_________.(1.0)
A.air bottle for breathing B.orange smoke canister C.retro-reflective material D.sea dye marker正确答案C
An immersion suit must be equipped with a/an_________.(1.0)
A.air bottle for breathing B.orange smoke canister C.retro-reflective material D.sea dye marker正确答案C