Since human beings have had a place to live, they have known the doors and windows and become an important part of their lives. From the thatched shacks in the period of Ru Mao and blood to the high-rise buildings in the period of technological expansion, the doors and windows are always accompanied by human beings.
The door is the only way to enter the house, and the window is the way to see the vision.
The old saying often uses "gateway" to represent the crucial level and access, the door is the door, and the household is the window.
The door is the outer and inner barrier, and the window is the communication between inside and outside. Doors and windows not only meet the functions of ventilation, lighting, access, but also the spiritual support and cultural precipitation. It is the doors and windows that allow limited space to be extended infinitely...
Doors and windows are one of the main expressions of architectural features, especially Chinese architectural features; doors and windows are the guarantee of taste for home life, and also reflect new lifestyles and values ​​of life.
Doors and windows open the barrier between man and nature, and are the props for the interpretation of poetry and painting...
In the long river of history, the doors and windows from small to large, from simple to strong, to perfect and moderate, from practical to utilitarian performance, from economic considerations to aesthetic pursuits, human perfection of doors and windows can be said to mark the perfection of human beings. Doors and windows are also a proof of the progress of human civilization.
As far as the material revolution of doors and windows is concerned, the wooden windows have evolved from the original various solid woods to the moderately integrated laminated materials treated with modern scientific techniques. The steel windows range from a single hollow steel window to a color plate steel window, energy-saving steel window, special steel. The window extends; the plastic window develops from a single color plastic, and the ordinary aluminum alloy has also entered the era of broken bridge energy-saving windows...
As far as the opening method is concerned, it is popular from the casement window to the sliding window, and then the composite opening is dominant...
As far as the mainstream window of the era is concerned, it can be said that the popularity from the original wooden window to the steel window is a change in practicality; from the steel window to the aluminum alloy is an aesthetic victory, the perception of the window frame is improved; from the aluminum alloy to the plastic window Popularity is the dominant use of energy conservation. From the prevalence of the original single variety to the coexistence of modern high-performance doors and windows, it is the result of individualized publicity...
It is people's unremitting pursuit of the quality of good life, for the advancement of the history of doors and windows, the extension of the use of functions, the expansion of aesthetic taste, the greater space and communication of the door and window culture provides a splendid possibility, while the doors and windows are also endowed with rich Cultural characteristics.
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