Considering its direct influence on controlling the top elevation of anchor bolts, the establishment of leveling point is also a very important procedure.
水准点的设立同样相当重要，它直接影响到地脚螺栓顶部标高的控制。
2
Cast: Self-leveling construction should avoid direct sunlight and wind, the two casting materials should minimize the gap, to enable them to integrate together to ensure the smooth surface.