巴歇尔槽制作：用高强度PVC，或玻璃钢，或304不锈钢制作的巴歇尔槽，耐腐蚀性好。类别序号喉道段收缩段扩散段墙高流量bLNB1L1LaB2L2KDm3小型10.0250.0760.0290.1670.3560.2370.0930.2030.0190.2319.4420.0510.1140.0430.2140.4060.27101350.2540.0220.2647.5230.0760.1520.0570.2590.4570.3050.1780.3050.0250.46115.5640.1520.3050.1140.4000.6100.4070.3940.6100.0760.61399.650.2280.3050.1140.5750.8640.5760.3810.4570.0760.77903.6)