单项选择题
CCAI数值为890时,则发火滞燃期要增加40%,最高压力升高比增加(),燃烧沉淀物急增,排放烟度增加30%,CCAI一般取()。
A.40%/870
B.40%/840
C.30%/870
D.60%/840
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单项选择题
A.40%/870
B.40%/840
C.30%/870
D.60%/840
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