Because the roughness and intensity will not described again and concrete moisture greatly affect the paint film, the measurement of concrete moisture content and roughness should be introduced.
因平整度、强度不再累述，而因含水率对涂膜的影响较大，故对其测定做介绍。
2
Use high voltage gas-free spraying or roller coat to deal with the cleanness and roughness of the surface. And paint a coat with epoxy closed primary coat paint.