(1)地面必须干燥、平整。
(1) the ground must be dry and smooth.
(2)济南办公室装修固定地垄过程中，应及时对其牢固性、平整度进行检查，以免影响地板的安装。
(2) in the process of fixing the ridge of Ji'nan office, we should check its firmness and smoothness in time so as not to affect the installation of flooring.
(3)地垄固定前，须先划线、定位。其间距可根据地板长度采用三等分或四等分进行分隔确定。地垄应选用握钉力较强的木材，用膨胀螺钉固定在水泥地上。地垄含水率必须控制在18%以内。
(3) before the ridge is fixed, the line must first be crossed and positioned. The spacing can be divided by three equal or four equal points according to the length of the floor. The ridge should be made of wood with strong nail holding force and fixed on the cement floor with expansion screws. The water content of the ridge must be controlled within 18%.

(4)济南办公室装修对在地垄上需要铺设辅地板的，应将每块多层板或细木工板均匀地分隔成4块后，固定在地垄上，并保持3-5mm的间隙。并通过正常行走检查是否有“吱吱”响声。
(4) Ji'nan office decoration on the need to lay the floor on the ridge, each multi plate or carpenter should be evenly divided into 4 blocks, fixed to the ridge, and keep the gap of 3-5mm. And check whether there is "squeak" through normal walking.
(5)铺设防潮隔离膜，以延缓地板在短期内的吸湿膨胀。防潮膜的铺设在离墙体四周应向上卷曲5-10cm，每条应重叠5cm，并用胶带纸封接。
(5) lay damp proof diaphragm to delay the moisture absorption and expansion of the floor in the short term. The laying of moistureproof membrane should be curled up 5-10cm around the wall. Each piece should be overlapped with 5cm and sealed with adhesive tape.
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