桥梁用预应力塑料波纹管厂家直销... 广西德妙商贸有限公司

p1Src=//y1.yzimgs.com/uploads/533190/201873-153311979.jpg?watermark/2/text/5bm_6KW_5b635aaZ5ZWG6LS45pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/Center"