Therefore, broken bridge aluminum doors and windows are widely used in office, factory, refrigeration, laboratory, instrumentation, factory buildings and other general doors and windows (heat insulated windows, dry windows and open windows are widely used). Factory doors and windows use steel doors or wooden doors as one of the main materials for fixing doors and windows. People come into contact with sawed doors and sawed doors. Saw door is the abbreviation of building door and window, and the general name of saw door is saw door head. Saw door is an important form used as window in ancient times, which is mainly used to hide the thermal insulation of large sunshade, TV cabinet and door.
Temporary shading of rural domestic sewage treatment equipment is the installation of lightweight curtains, plastic blinds or pendants at the window, while sexual shading is the installation of sunshades in various forms in the window. The facilities of sexual sunshade system can be divided into active form and fixed form according to whether the components can be disassembled and moved. In recent years, the active sunshade system is widely used in buildings in our country, and the angle of the sunshade can be adjusted freely according to the annual seasonal change or the all-day sunshine change. Because of the strong flexibility of this facility, it can also be easily removed in order to get sunshine and avoid blocking the sun in the cold season. Today, with the rapid development of science and technology, there are all kinds of heat reflection glass, such as sunlight control film, coated glass, low emissivity film glass and so on.
Sunlight can be blocked by sunshade and ultraviolet rays can be isolated by instrument wax, but the temperature inside the car can be very high in summer. How to cool the dashboard? We can do it the old way. Put a wet towel on the dashboard, often keep the towel hydrated, and take away the heat from the dashboard through water evaporation, so you can simply cool the dashboard.
Secondly, the car sunshade protects the vehicle instrument equipment. Direct sunlight will make the temperature in the car as high as 70 degrees, not only the shell of the center console is easily deformed, but also the instruments and audio equipment on the dashboard will be damaged by high temperature, such as aging parts, unsoldering pins and so on. Sunshades can effectively avoid direct sunlight.
At the event site, volunteers consciously stuck to their posts and listened to the unified arrangements of the propaganda Department of the County Party Committee, the Youth League County Party Committee and the Youth Volunteer Association, wearing masks, red waistcoats and ribbons emblazoned with Dancheng Associated Society to help maintain order around the examination room. free cooling supplies such as bottled mineral water, paper, hand folding fans and towels are provided for college entrance examination candidates and accompanying parents. At the same time, sunshade tents, chairs and tables are placed at the service point to accompany parents to rest. During the waiting period, young volunteers take the initiative to communicate with the parents of examinees, by popularizing financial knowledge such as illegal fund-raising and telecommunications fraud, so as to alleviate the tension and anxiety of parents in hot weather and provide them with a comfortable environment for accompanying exams.
