濕氣是指空氣的相對濕度，即1lifangmizhongshuiqiliangyutongyiwenduxiadadaobaoheshideshuiqiliangbaifenbi。youyushuifenhanliangdeduoshaoyuzhebufenshuiqisuoyougouchengdeyalichengzhengbi，suoyitongchangyongshuiqiyalaibiaoshi。wenduyuegao
，kongqidebaoheshuiqiyayueda。suiranshengwenhoudimianhezhizhuzhengtengshuifenliangyehuijiada
，danyinweishijianjiedeshuizhengfaheyoujuxianxingde，yuanbujitiwenjiadadebaoheshuiqiyada，erzhebizhijiangdi
，kongqishidujiujiangxialaile。suoyi，pengshishucaizaidongjihezaochunguanlizhong，buyaobajiangdixiangduishiduzhiyilaiyufangfengpaishishang，tigaowendutongyangshijiangdixiangduishidudezhuyaocuoshi。

shineiwendugao，shiqida
，shiwaiwendudi，tebieshizaoshangjieshanhou，shangbukongqiwendujijuxiajiangdaoludianshi，kongqizhongdeshuiqibianxingchengxixiaowudi。youyuwudimobunengyuwudiqinhe，suoyiwudizhihaozaishineipiaoliu，dangwaijiewendushengqilaihou
，shineiwuqibianhuiziranxiaoshi。suoyi
，zaishineiyouwuqishi，kecaiqushengwen、降溫或推遲或及早揭草苫的辦法，使室內外露點溫度相遇時間變小，就不會長時期霧氣彌漫了。最好的辦法是，在南沿內，用1幅高30厘米普通膜，下端埋入前沿土中，上端適當拉開，讓霧進入有滴膜空間
，隨膜下流，減輕霧氣的發生。嚴寒過後，撤去地膜裙。