資訊推薦

• 65.近年來 R22 冷媒的空調設備逐漸被禁止生產，其原因為下列何者？(A) R22 具毒性 (B) R22 造成嚴重溫室效應(C) R22 會破壞臭氧層 (D) R22 具燃燒危險性
• 66.當外氣濕球溫度下降，乾球溫度不變時，會使冷卻水塔之散熱能力產生哪一種變化？(A)增大 (B)不變 (C)降低 (D)失效
• 67.依風車定律，風車之耗電功率與風量比為下列何者？(A)正比 (B)反比 (C)平方正比 (D)立方正比
• 68.下列何種冰水器形式其理論熱傳效果最佳？(A)鰭管式 (B)套管式 (C)滿液式 (D)乾膨式
• 69.下列何種設備可引入室外新鮮空氣？(A)分離式冷氣機 (B)預冷空調箱 (C)小型送風機 (D)窗型冷氣機
• 70.若某熱泵系統以卡諾循環(Carnot Cycle)運轉，則當蒸發溫度為 2℃時，冷凝溫度為 37℃時，其 COP 為下列何者？(A) 18.5 (B) 8.9 (C) 4.5 (D) 1.1
• 71.在冷氣系統中，下列哪一種空調元件不需要保溫？(A)送風風管 (B)低壓吸入管 (C)高壓吐出管 (D)冰水器
• 72.下列何種膨脹裝置有較佳之冷媒流量控制能力？(A)毛細管 (B)孔口板 (C)浮球閥 (D)感溫式膨脹閥
• 73.下列何空調元件較無結垢之疑慮？(A)冷卻水塔 (B)冷凝器 (C)冰水器 (D)冷卻水泵
• 74.冷氣風管之保溫須符合哪種條件方能使外表不結露？(A)表面溫度高於空氣濕球溫度(B)表面溫度高於空氣乾球溫度(C)表面溫度高於空氣露點溫度(D)表面溫度低於空氣露點溫度
• 75.蒸氣壓縮冷凍循環中，冷媒循環過程為何？(A)冷凝→膨脹→蒸發→壓縮(B)壓縮→膨脹→冷凝→蒸發(C)冷凝→壓縮→膨脹→蒸發(D)蒸發→膨脹→冷凝→壓縮
• 76.下列何者為自然冷媒？(A) R32 (B) R410a (C) R744 (D) R134a
• 77.下列何種空調系統型式最容易管理室內空氣品質？(A)小型送風機型式 (B)空調箱型式 (C)分離式冷氣 (D)箱型冷氣
• 78.若量測大樓中央空調系統冷氣出風口空氣之相對溼度，下列何數值最為正常？(A) 90% (B) 60% (C) 50% (D) 20%
• 79.非共沸冷媒的冷媒編號為幾開頭？(A) 4 (B) 5 (C) 6 (D) 7
• 80.冷媒中含有何種原子將容易造成溫室效應？(A)氟 (B)氯 (C)氫 (D)碳
• 2. According to the guideline of the lab, students are not allowed to handle these chemicals unless
• 3. During the pandemic crisis, the government is taking steps to _____ business development in econo
• 4. When you visit an indoor place, check the locations of the emergency _____ so that you can run aw
• 5. When you enter a construction site, you must wear a helmet to _____ your head.(A) shake (B) prote
• 6. That _____ is very professional； he can fix all kinds of problems about the equipment and machine
• 7. A severe storm is approaching, so the disaster prevention squad needs to _____ some villages near
• 8. _____ his own money, he also invested all of his parents’ savings in the stock market.(A) Moreove
• 9. It is your negative learning attitude _____ fails you in this course.(A) who (B) that (C) what (D
• 10. Some of the hot springs are small pools _____ only by nature, while others have inns _____ up ar