資訊推薦

• 32. 下列何種現象的主要原因為噴油定時太早、噴油器油孔堵塞、高壓油泵漏洩、彈簧斷裂等故障而使供油不足、柴油機輸出功率太低？(A) 排氣溫度過低(B) 排氣溫度過高(C) 壓縮壓力過低(D) 壓縮壓力
• 33. 柴油主機停機後（Finish with engine），應確認起動空氣供應閥已確實關閉及打開何種裝置，才可將轉俥機裝置接上柴油機？(A) 起動閥(B) 釋壓閥(C) 示功閥(D) 排氣閥
• 34. 活塞冠龜裂的原因，下列何者錯誤？(A) 進、排氣閥之閥桿及活塞環折斷，異物存於活塞與缸蓋間，被活塞高速壓擠而致活塞冠龜裂(B) 活塞冠表面逐漸燒損剝落，使活塞冠燃燒面厚度變薄而致龜裂(C) 活
• 35. 大型船用柴油機中層區塊（Block casing），有關釋壓閥（Relief valve）之敘述，下列何者錯誤？(A) 每一缸皆附有一組釋壓閥(B) 當Crank case 內部超出壓力範圍，
• 36. 柴油機燃油噴射系統構件的組成順序為何？(A) 噴油泵、噴油器、低壓油管(B) 噴油管、噴油器、噴油泵(C) 噴油泵、高壓油管、噴油器(D) 噴油泵、低壓油管、噴油器
• 37. 當油霧偵測器警報作動時，開啟曲軸室門前，必須要等機器停止後最少幾分鐘以上，並做好應變預防措施，以防爆炸？(A) 3分鐘(B) 5分鐘(C) 8分鐘(D) 10分鐘
• 38. 用於推進之船舶主機與用於發電之柴油發電機，兩者最大差別在於柴油發電機沒有下列何種裝置？(A) 調速器裝置(B) 增壓裝置(C) 換向裝置(D) 冷卻裝置
• 39. 下列對換氣損失之敘述，何者錯誤？(A) 排氣過程中為減少排氣消耗功，將排氣閥設計成延後開啟(B) 減少部分有用功又稱為膨脹損失功(C) 實際循環進氣過程與排氣過程均消耗一部分功(D) 進氣損失
• 40. 掃氣箱出現火災的主要原因是柴油機何處不良所致？(A) 增壓機與掃氣壓力配合不良(B) 活塞環與氣缸套之間密封不良(C) 氣缸頭與氣缸套之間密封不良(D) 節熱器與增壓機之間密封不良
• 151.影響輪胎使用壽命最大的因素(A)低速行駛(B)高速行駛(C)胎壓過低或過高(D)後傾角不正確。
• 3.如圖,在梯形ABCD中,=6, 之延長線相交於P,若梯形ABCD之面積為25平方位,△PAD面積=【 】平方單位。
• 2. In the early reform years, many small-scale entrepreneurial ventures were_____________ by unemplo
• 3. Predominantly uneducated and lacking cultural capital, these______________were greeted by intelle
• 4. The students were all ____________from the news that they had won all the lottery.(A) rolling (B)
• 5. Situated at exactly 5,280 feet above sea level, Denver is the_____________  Mile-High city, jam-p
• 6. The translator not only translates the text but recreates the____________ and tonality of the ori
• 7. A coherent waste and resources strategy is one that___________ reducing the environmental impact
• 8. His direct, often abrasive approach will doubtless___________a few feathers. (A) dominate (B)ruff
• 9. He soon fell asleep, but woke up with a___________ when his grandmother screamed with pain.(A) st
• 10. The strong typhoon made___________ on Monday evening, leading to flooding that caused a number o
• 11. A smoker may create smoke rings by taking smoke into their mouth and____________  it with a tong
• 12. Kevin couldn't put the____________ novel down until he had finished it.(A) compensating (B)
• 13. John felt really sad at the____________  reviews her debut book received.(D) withering (A) persi
• 14. Conservationists claim that overfishing, deforestation and new plans to build dams are jeopardiz
• 15. The toothless man came_______________ up to them, pointing at an old boat bobbing in the water.