。6.3.2 底板垫层混凝土施工 1. 底板垫层混凝土分块分段进行施工

。6.3.2 底板垫层混凝土施工 1. 底板垫层混凝土分块
分段进行施工，采用商品泵送混凝土。按后浇带分段进行，根据实际情况适当调整。土方清理一段，垫层随即浇筑一段。2. 分块分
段施工混凝土垫层时，要用平板振动器来回拖平振实，木抹子及时搓平收光，以减少基底对底板的约束；各块段之间的混凝土施工
缝必须装模板留整齐，第二段垫层浇灌时，接头处铺少许砂浆，以保证接头良好。3. 垫层混凝土施工完以后将轴线投测到垫层表面
，找平垫层表面后用红油漆标好墙柱中心线和模板边线位置。

結果 (中文) 3:

. 6.3.2 floor 1 floor cushion cushion concrete construction concrete block construction using piecewise
, commercial pumping concrete. According to the post pouring belt segments, adjusted according to the actual situation. Earthworks to clear a, underlayer then pouring period. 2 block
cushion section during concrete construction, with flat plate vibrator and drag tap, wood trowel timely to reduce light rub flat, base on the bottom of the constraint; concrete construction joints between each block
template must be installed to stay neat, second cushion when pouring, the joint shop a little mortar, in order to ensure good joint. 3 after the cushion concrete construction will end axis projection to the cushion surface,After leveling the cushion surface with red paint marking the wall column centerline and sideline template.