When the height of the door exceeds several mm, Liangzi should be set.

There is no certain standard for this. In engineering, the minimum height of an open window is 1.5m, which is related to the materials used. Some steel windows in the factory building are 3.6 m high. There is no Liangzi, but only double windows. This mainly depends on the design requirements. Generally, civil windows are higher than1.5m. Generally, Liangzi is added, and others are not.

According to the construction sequence of structural reinforcement and first building the wall and then pouring the concrete column, the concrete column made in the designated position of the masonry building wall is usually called concrete constructional column, which is referred to as constructional column for short (the symbol in the architectural drawing is -gz).

Expand the data 1, look at the style and color first. The purpose of decorating the house is to create a warm and harmonious living environment, so when choosing wooden doors, the first thing to consider is the harmonious match between the style and color of wooden doors and the style of living room.

If the decoration style is smooth and simple, choose a generous and simple style; Lively and lively, we choose light and elegant to match; Classical comfort, decorated with heavy elegance. In short, it is recommended to choose a style close.

2, then rely on the color system. Good color matching is the key element of spot dyeing room, so after determining the style, the second thing to consider is the color matching of wooden door and room. The color matching of the living room is basically similar to the chromaticity with contrast factors. We can first divide the color image and brightness of the living room into three major color systems. Soft decoration of walls, floors and furniture.