2026-04-13 06:37 浏览次数 15
前置库
Inside damming steel plate with thickness 3mm and front damming steel plate with thickness 5~2mm;
厚度约为3毫米的内挡板和厚度约为5~2毫米的外挡板若干;
Studies on front damming technology for NPS pollution control of river network in plain areas
平原河网地区面源污染控制的前置库技术研究