精品无码乱码AV片国产_亚欧洲日本在线观看_亚洲人妻无码免费赌场_国产精品兄妹伦理片一区二区

                                                                         1、支板底模，填充內(nèi)模放線，肋間打孔
                                                                         2、鋪設下鐵及水電管線
                                                                         3、用鐵絲綁扎填充內(nèi)模兩端，并安裝下墊塊鋪放填充內(nèi)模即開槽處
                                                                         4、鋪設上鐵，并放鋼筋馬鐙
                                                                         5、安放填充內(nèi)模上墊塊
                                                                         6、穿整體抗浮鐵絲
                                                                         7、隱蔽驗收，澆注混凝土