[{"data":1,"prerenderedAt":51},["ShallowReactive",2],{"q-106180-arch_environment-1":3},{"question":4,"neighbors":25,"sameNumber":35,"prev":11,"next":27},{"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":10,"indexable":24},"arch-106180-801-0104-001","architect","106180",106,"建築環境控制",1,null,"相同厚度之下，下列那一種材料之熱傳導率最低？",{"A":14,"B":15,"C":16,"D":17},"鋼筋混凝土","木心合板","紅磚","玻璃棉",[19],"D","single",[],"本題考點：常用建築材料的熱傳導率高低比較，以及材料的密度、孔隙結構與熱傳導率之間的關係。\n【正解理由】熱傳導率表示材料傳遞熱量的能力，數值越低，在相同厚度下越能阻擋熱流，隔熱效果越好。影響熱傳導率最主要的因素是材料內部的組成：固體骨架越緻密、越連續，熱越容易沿著固體傳遞；材料內部若含有大量細小且不流動的靜止空氣，因為靜止空氣本身導熱能力極低，整體熱傳導率就會大幅下降。玻璃棉是把玻璃熔融後抽成細纖維，再蓬鬆堆疊成棉狀，體積中絕大部分是被纖維分隔、無法對流的靜止空氣，固體纖維之間的接觸點又少，熱流很難穿越，所以在四種材料中熱傳導率最低，是建築上典型的隔熱與吸音材料。故選 D。\n【逐項排除】\n(A) 不符合。鋼筋混凝土是四者中最緻密的材料，骨材與水泥漿體形成連續的固體，其中的鋼筋更是熱的良導體，熱傳導率在四者中最高，隔熱效果最差。\n(B) 不符合。木心合板由木材構成，木材細胞腔內含有空氣，熱傳導率遠低於混凝土與磚，是隔熱性不錯的材料；但它的木質固體比例仍遠高於玻璃棉，熱傳導率高於玻璃棉。\n(C) 不符合。紅磚是黏土燒製而成，內部有一些孔隙，熱傳導率低於鋼筋混凝土，但仍屬緻密的無機固體，高於木材，更高於玻璃棉。\n(D) 符合。玻璃棉以大量靜止空氣與細纖維構成，熱傳導率最低。\n四者由高到低的順序可記為：鋼筋混凝土＞紅磚＞木心合板＞玻璃棉。\n【記憶點】越緻密越導熱，含越多靜止空氣越隔熱；玻璃棉、岩棉、發泡材是低熱傳導率的代表。",522,true,[26,29,32],{"number":27,"session":7,"stem":28},2,"有關噪音 NC 曲線的敘述，下列何者錯誤？",{"number":30,"session":7,"stem":31},3,"有關換氣之原則，下列敘述何者錯誤？",{"number":33,"session":7,"stem":34},4,"濕熱氣候區廣場景觀設計，下列何者較易造成熱島效應？",[36,39,42,45,48],{"number":10,"session":37,"stem":38},"114180","關於熱舒適指標 PMV-PPD 評價法，下列敘述何者錯誤？",{"number":10,"session":40,"stem":41},"113190","依據建築物無障礙設施設計規範第四章昇降設備之規定，昇降機出入口處之樓地板面，應與機廂…",{"number":10,"session":43,"stem":44},"112190","相較於有效溫度（ET），新標準有效溫度（SET*）新增了那些溫熱要素？",{"number":10,"session":46,"stem":47},"111180","在空氣線圖中之任一點如下圖 P，若欲朝右下方向 Q 移動，下列敘述何者正確？ P 絕…",{"number":10,"session":49,"stem":50},"110180","有關熱輻射理論中，輻射波入射於物體時，R+A+D = 1，下列何種狀況稱之為「完全黑…",1791863197035]