【正文】 live to know the joy. Suffering and joy is their own choice. 22, learn how to use a single powerful heart, let the past be the past, A 卷 第 13 頁 / 共 106 頁 let the future e. Life is really the end of the end of an eagle is flying wings, life is constantly pursuit. Don39。t really dare to adhere to the principle. No rade, constantly put on reworking an emergency meeting to Comrade Zhen to speak louder, management tube too strict. Remember in Dongguan Street, 400 meters long cement concrete surface layer, because of various reasons, the smoothness of the poor in the bottom cavity, covering film traces and car imprinting quality problems, * * * inquiries, immediately rushed to the scene to understand and verify the situation, the convening of the management office, the construction units, supervision units, construction units, construction units construction time is tight, the economic loss and other reasons to intercede ******** unmoved. He said, now a popular word, to the discipline and rules quite in front, there are no rules Radius, you construction team not accordance A 卷 第 16 頁 / 共 106 頁 with the technical specifications, quality problems, it must be to carry out rectification. Engineering quality responsibility be weightier than Mount Tai, if we manage to this matter Pavement quality quantity are placed the matter, we this time to learn two regulations have what use? Still what is the Communist Party? Finally, in his insisted, the road after rework, to solve these problems. In the construction of the new rades and the project all the colleagues efforts, after four months of fighting, the project the main project was finally pleted and passed inspection. Thousands of miles of ice, thousands of miles Piao, this is a splendid and romantic scene. But snow for the highway, it is a disaster, a serious threat to the traffic safety. This year, a month, a century of cold wave swept from North to south, and the snow blowing to Guangdong, but also to bear the blow To * * * * the highway. In January on the evening of 23, Lianping county city temperatures dropped to minus 2 degrees, a wide range of sudden rain sleet, before and after the provincial S341 line in Jiulianshan Mountain tunnel sections of the road appeared in the snow, lead to the passing vehicles skid, traffic is blocked. In the face of the sudden natural disasters, city and county A 卷 第 17 頁 / 共 106 頁 highway department immediately launched the emergency plan for disaster prevention. As the front line of the main force, Lianping Highway Bureau of all Party members and cadres to remember the Party member responsibility, braving the biting cold wind, the first time rushed to the scene, on the icy pavement of salt disposal. Because the temperature is too low, just melt water immediately freezes, addition to the ice work to increase the difficulty. To ensure In addition to the re anization of the depths of the traffic safety, road people braved the icy put reflective cones and warning signs, endure cold at minus 2,3 of Jiulianshan patrols until one in the morning. Just before dawn, Lianping Highway Bureau personnel on the icy road salt ice melting processing until ten o39。s Political Consultative Conference tube member A 卷 第 24 頁 / 共 106 頁 responsibilities. According to statistics, in 2020 (on the road. Day.... Stop the road mileage, 17 cases。 highway law enforcement personnel are equipped with a recorder for law enforcement, on the process of supervision and law enforcement to ensure evidence has played an effective role. The third is unified and standardized inspection ledger records, inspection equipment use and management of the electronic Patrol information storage utilization. The fourth is the establishment of highway maintenance and inspections mechanism. The city39。 life is a simple, calm and peaceful. Always not to choose their own path and regret, life is like a train, the scenery and then the United States will retreat, the passage of time and encounter will eventually drifting further and further away, before is always himself. 25, everyone has a weakness, weakness is true humanity. That has no weakness, a shallow person. That people think there is no weakness, mostly false. Life has shortings, there are shortings is the real life. That no A 卷 第 14 頁 / 共 106 頁 one regret, or childish or numbness or Self deception. It is in tolerance of weakness and so on to accept, people live happily. Hello, everyone! I am a party member. The title of my speech is: study and implement the party39。 to get, must work to。t envy him A sum of, don39。 you pain, no one can understand. Then you only tears to smile. 8, each people have youth, Each youth are a story, the life of the world never gets easier, I want what, wish the world all know, as has been the same。t be narrowminded. Poke to care, is a kind of A 卷 第 9 頁 / 共 106 頁 openminded, a free and easy. 5, I am not afraid of others behind me a knife, I afraid to look back and see stab me, is my intention to treat people。 to implement , do not want to, dare not, not with disciplinary ruler to supervision。 五、計算題 （共 44 分） (注：請按題目要求寫出解題過程和步驟等 ) 1． （ 6 分 ） 試設(shè)計一邏輯電路供三人（ A、 B、 C）表決使用。 5．（ 2 分）試將 BAABF ?? 化簡成最簡與或表達式為 。 [ ] 7．變壓器的繞組的極性與繞組的繞向無關(guān)。 [ ] 2．三個負載串聯(lián)接于 交流電源上，各負載的容量為 15VA、 35VA、 30VA，則電路的總?cè)萘恳欢?0VA。 [ ] 10．電壓比較器工作于電壓傳輸特性的放大區(qū)。 A．接觸器 KM1 和 KM2 均通電開始運行 B． 只有接觸器 KM1 通電開始運行 C．接觸器 KM1 和 KM2 均不能通電開始運行 D． 只有接觸器 KM2 通電開始運行 SB 1 KM 1KM 1KM 2SB 3KM 1SB 2KM 2SB 4 6． 某三相發(fā)電機繞組連接成 Y 形時線電壓為 380V，若將它連接成 Δ 形時，則相電壓為（ ）。 （要求：寫出 F 的表達式，并用與非門來實現(xiàn)） 2．（ 6 分） 在下圖中，試用戴維寧定理求圖中的電流 I。 not disillusioned after the heart, such as ashes, but experience the storm after the enlightenment。t