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1?3?�? (mm) 15 20 25 32 40 50 65 80 100 125 150 200
1?3??1á| PN(MPa) 1.6 4.0 ??
á÷á??üá| (m 3 /h) 5 7 10 16 25 40 63 100 160 250 400 630
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??°ü?¤è?é??è 270 ?? 430 ?? 630
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