发布时间:2025-02-03 00:21:28
开洞大小不能大于梁截面的40%,开洞位置在大于跨中三分之一处为宜,从你截图看出,开一个洞可以,开两个就不太合适,洞尽量避开纵筋位置,居中部开洞
用plc控制电液比例换向阀接线的时候是阀的两端的电磁铁都要分别接线到plc的两个输出端口吗
2025-02-03 00:21:28 2025-02-03 00:21:28 2025-02-03 00:21:28 2025-02-03 00:21:28 2025-02-03 00:21:28 2025-02-03 00:21:28 2025-02-03 00:21:28 2025-02-03 00:21:28 2025-02-03 00:21:28 2025-02-03 00:21:28 2025-02-03 00:21:28 2025-02-03 00:21:28 2025-02-03 00:21:28 2025-02-03 00:21:28 2025-02-03 00:21:28