上(shang)海(hai)閥(fa)盛(sheng)閥(fa)門制造有限(xian)公司主要生(sheng)產矩(ju)形(xing)人(ren)孔(kong)(kong)(kong)，可提供矩(ju)形(xing)人(ren)孔(kong)(kong)(kong)價格(ge)，矩(ju)形(xing)人(ren)孔(kong)(kong)(kong)說明(ming)書(shu)，矩(ju)形(xing)人(ren)孔(kong)(kong)(kong)實(shi)物圖，矩(ju)形(xing)人(ren)孔(kong)(kong)(kong)結構圖，矩(ju)形(xing)人(ren)孔(kong)(kong)(kong)外形(xing)尺寸(cun)，矩(ju)形(xing)人(ren)孔(kong)(kong)(kong)執行標準，矩(ju)形(xing)人(ren)孔(kong)(kong)(kong)工作(zuo)原理(li)，矩(ju)形(xing)人(ren)孔(kong)(kong)(kong)作(zuo)用特點。

矩形人孔技術參(can)數：