地下室连通口角钢预埋图集

image./search/index?tnimage&ct201326592&lm-1&cl2&iegbk&word%B5%D8%CF%C2%CA%D2%C1%AC%CD%A8%BF%DA%BD%BB%B8%D6%D4%A4%C2%F1%CD%BC%BC%AF&frala&ala2&alatplsp&pos0