时间:2025-03-17 09:10栏目:行业资料

管径 流量流速0.10.110.180.290.450.711.191.812.834.426.3611.3117.6725.4534.6445.240.20.230.350.580.901.412.393.625.658.8412.7222.6235.3450.8969.2790.480.30.340.530.871.362.123.585.438.4813.2519.0933.9353.0176.34103.91135.720.40.450.711.161.812.834.787.2411.3117.6725.4545.2470.69101.79138.54180....

时间:2024-12-03 10:12栏目:行业资料