單項選擇題
A.冷凝水膨脹罐 B.中壓蒸汽管網(wǎng) C.低壓蒸汽管網(wǎng) D.硝鎂加熱器
A.≥98% B.≥98.9% C.≥99.9% D.≥99.8%
A.≤9 B.≤9.6 C.≤10 D.≤10.5
A.1990 B.1992 C.1996 D.2000
A.5 B.6 C.7 D.8
A.≤1 B.≤2 C.≤3 D.≤0.1
A.傳量 B.傳質(zhì) C.放熱 D.提高壓力
A.1%~3% B.12%~15% C.21%~31% D.40%~50%
A.800 B.900 C.1000 D.1200
A.3600 B.3000 C.200 D.500
A.5~6 B.6~7 C.8.8~9.2 D.9~11