发布时间:2025-02-03 04:00:15
正常是不影响的。这个地暖进水管有没有接头接口和供水没有什么影响,除非是接口漏水或者接口没做好缩小口径了才会导致影响供热热度。
求40cr圆钢及45圆钢下料重量计算公式例如长1640mm直径85下料重量多少告诉详细公式
2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15 2025-02-03 04:00:15