Report copyright - バルブの種類と特長Cv 1.167 D4.87 Q1.85 1 102 V2 2g 呼び径 50mm 80mm 100mm 125mm 150mm 200mm 250mm 300mm 流量(r/min) 800 900 1350 2100 3300 4800 8500 13000 19000 Gf
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