Wet-mixed mortar and preparation method thereof

The invention relates to wet-mixed mortar and a preparation method thereof, and the wet-mixed mortar comprises the following components in parts by mass: 0.3-2 parts of a liquid material, 100 parts of a powder material and 12-19 parts of water, wherein the liquid material is prepared from the following raw materials in parts by mass: 2 to 10 parts of a water reducing agent, 2 to 10 parts of a slump retaining agent, 0.2 to 2 parts of an air entraining agent, 0.1 to 0.5 part of a de-foaming agent, 1 to 10 parts of a regulating agent, 1 to 10 parts of a sacrificial agent, 0.5 to 3.5 parts of a preservative and 10 to 500 parts of water; the powder material is prepared from the following raw materials in parts by mass: 10 to 40 parts of ordinary Portland cement, 5 to 20 parts of glass powder, 2 to 20 parts of basalt active powder, 10 to 500 parts of machine-made sand, 0.02 to 0.5 part of stabilizer, 0.02 to 0.45 part of thickening time control agent and 0.1 to 1 part of fiber. The prepared wet-mixed mortar can ove