草埔地下配电室均采用（ ）气体灭火系统。由体积百分比为 52%的氮气（ N2）、40%的氩气（ Ar）、8%的二氧化碳（ CO2）配制而成的混合气体。
A.IG541
B.IC541
C.IG451
D.IQ541
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