应当在建筑物室外大角矩形柱上弹出固定的轴线，用红油漆作好标准，用经纬仪

A fixed axis should be ejected on the large-angle rectangular column outside the building, and red paint should be used as a standard, and the theodolite should be used to draw up layer by layer. After each layer is lined up, it must be checked whether the axis is closed. Construction. In addition to meeting the design strength requirements, the mortar used for the block should also have good workability and water retention.

Fixed axes should be ejected from the rectangular column of the outdoor corner of the building, red paint should be used as the standard, and the meridian should be used to guide the line by layer, after each layer is placed, the axis must be checked for closure, and the construction of the next process can be carried out after the closure. In addition to meeting the design strength requirements, the mortar used in the block should also have better ease and water retention.

The fixed axis should be popped out on the large angle rectangular column outside the building, the standard should be made with red paint, and the theodolite should be used to guide up layer by layer. After the setting out of each layer, it is necessary to check whether the axis is closed, and the construction of the next process can be carried out only after it is closed. The mortar used in the block should not only meet the design strength requirements, but also have good workability and water retention.<br>