住房潮湿,不仅人不舒服,房子和房内物品也易坏。我国南方,地下水位高,房内更感潮湿,雨季更甚,因而南方人得关节病的比较多。 房内潮湿多发生于平房或楼房底层。原因是地下水蒸发,主要是由于地下土壤有毛细管可使蒸发水分通过。过去人们建房采取了多种方法防潮,如做三合土地面、铺砖、铺地板,到近代挖地下室后再铺地板。然而上述各种办法,仍不能有效防潮,根本原因是 The dampness of the house is not only uncomfortable, but also the house and the contents of the room are easily damaged. In southern China, the groundwater level is high, the interior of the house is more humid, and the rainy season is even worse. As a result, southerners have more arthritis. Most of the humidity in the room occurred in the bungalow or the ground floor of the building. The reason is that groundwater evaporates, mainly because the underground soil has capillaries that allow water to evaporate. In the past, people used a variety of methods to protect their houses from moisture, such as making triad land surfaces, paving bricks, and laying floors, and then digging into basements to lay floors after modern times. However, the above methods still cannot effectively prevent moisture. The fundamental reason is that