单选题A (n) （） is a chemical or electro-chemical attack on the metal surface which may be further increased if the sea-water is polluted.AerosionBcorrosionCcavityDscouring
单选题
A (n) （） is a chemical or electro-chemical attack on the metal surface which may be further increased if the sea-water is polluted.
A
erosion
B
corrosion
C
cavity
D
scouring
参考解析
解析：
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