[{"data":1,"prerenderedAt":61},["ShallowReactive",2],{"q-114180-arch_environment-5":3},{"question":4,"neighbors":26,"sameNumber":45,"prev":34,"next":37},{"id":5,"classKey":6,"session":7,"year":8,"subject":9,"number":10,"groupStem":11,"ownStem":12,"stem":12,"options":13,"answer":18,"answerKind":20,"answerS":11,"answerNote":11,"images":21,"explanation":22,"withheld":11,"deepChars":23,"freq":24,"indexable":25},"arch-114180-801-0104-005","architect","114180",114,"建築環境控制",5,null,"下列那個措施無法防止冬季時壁體表面結露的發生？",{"A":14,"B":15,"C":16,"D":17},"增加室內的水蒸氣量","增加隔熱層以防止壁體表面溫度的下降","室內使用除濕機","促進通風換氣",[19],"A","single",[],"本題考點：表面結露的發生條件——壁體室內側表面溫度低於室內空氣的露點溫度；防止結露的兩條路是「提高表面溫度」與「降低露點溫度（減少室內水蒸氣）」。\n【正解理由】冬季外氣寒冷，外牆室內側表面溫度偏低，室內空氣接觸到表面而被冷卻，一旦表面溫度低於室內空氣的露點溫度，水蒸氣就凝結成水。露點溫度由空氣中的水蒸氣量決定：水蒸氣越多，露點越高，越容易結露。增加室內水蒸氣量會把露點往上推，使原本不結露的表面也開始結露，是促成結露而不是防止結露的措施，故選 A。\n【逐項排除】\n(A) 符合題目所問，本題答案。增加室內水蒸氣量使露點溫度上升，表面溫度與露點的差距縮小甚至倒轉，結露更容易發生，無法防止表面結露。\n(B) 不符合題目所問。增加隔熱層可降低壁體的熱貫流，使室內側表面溫度更接近室溫、維持在露點溫度以上，屬於「提高表面溫度」的防露措施。\n(C) 不符合題目所問。除濕機直接移除室內空氣中的水蒸氣，降低露點溫度，屬於「降低露點溫度」的防露措施。\n(D) 不符合題目所問。冬季外氣的絕對濕度通常低於室內，通風換氣可把室內產生的水蒸氣排出、引入較乾燥的外氣，降低室內露點溫度，同樣能防止表面結露。\n【記憶點】表面溫度低於露點就結露：防露不是把表面變暖，就是把空氣變乾。",527,1,true,[27,30,33,36,39,42],{"number":28,"session":7,"stem":29},2,"關於空氣線圖（Psychrometric chart）的敘述，下列何者錯誤？",{"number":31,"session":7,"stem":32},3,"關於氣候積分指標的敘述，下列何者錯誤？",{"number":34,"session":7,"stem":35},4,"下圖中的甲與乙分別是空氣線圖（Psychrometric chart）上的兩個空氣狀…",{"number":37,"session":7,"stem":38},6,"下列空間何者較適合安裝分離式冷氣機空調系統？",{"number":40,"session":7,"stem":41},7,"關於住宅室內空氣污染源的敘述，下列何者錯誤？",{"number":43,"session":7,"stem":44},8,"關於室內空氣污染源及其對健康的影響，下列敘述何者錯誤？",[46,49,52,55,58],{"number":10,"session":47,"stem":48},"113190","下列何者是高層建築物設置中間水槽或減壓閥的給水壓力（kg\u002Fcm2）臨界標準？",{"number":10,"session":50,"stem":51},"112190","單層均質材料的隔音性能與面密度有關，在質量控制頻域下，依質量法則（Mass Law）…",{"number":10,"session":53,"stem":54},"111180","若屋頂版的面積為 100 m2，整體構造材料的熱傳透率 U 值為 0.6 kcal\u002F…",{"number":10,"session":56,"stem":57},"110180","下列空間或場所作業之照度需求，何者要求最高？",{"number":10,"session":59,"stem":60},"109180","依據建築技術規則，一般居室之開口或開窗之有效通風面積與室內樓地板面積的百分比，不得小…",1791863196662]