在铺砂浆前基层表面洒水湿润，均匀扫素水泥一遍，随扫随铺水泥砂浆，用木杆

Sprinkle water on the surface of the base layer before spreading the mortar, sweep the plain cement evenly, spread the cement mortar along with the sweep, use a wooden pole to squeeze the reinforcement along both sides to level it, wait for the mortar to dry slightly, and compact it with an iron trowel three times to make it alive , And after 24h (normal temperature), the grass protection bag is watered and maintained.

Sprinkle water wet on the grass surface before laying mortar, evenly sweep the cement again, with the sweep with the paving cement mortar, with a wooden pole along the two sides of the punch mark high scraping flat, such as mortar spread slightly dry, with iron smear compaction three times into work, and 24h (room temperature) after the grass bag watering maintenance.

Before the mortar is laid, the surface of the base course shall be watered, and the plain cement shall be swept once, and the cement mortar shall be laid as it is swept. The wood pole shall be used to level the elevation of the two sides of the punching bar. After the mortar is laid and dried slightly, the iron trowel shall be used to compact it for three times to survive, and the straw bag shall be watered and maintained after 24h (normal temperature).<br>