纤维用聚乙烯醇(高模用)优级品醇解度指标() A: ≥99.82% B: ≥99.80% C: ≥99.78% D: ≥99.76%
纤维用聚乙烯醇(高模用)优级品醇解度指标() A: ≥99.82% B: ≥99.80% C: ≥99.78% D: ≥99.76%
电除尘器5个电场,40只灰斗,设计除尘效率() A: 99.74%-99.82% B: 99.66%-99.80% C: 99.76%-99.80% D: 99.76%-99.85%
电除尘器5个电场,40只灰斗,设计除尘效率() A: 99.74%-99.82% B: 99.66%-99.80% C: 99.76%-99.80% D: 99.76%-99.85%
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