从社会主义发展史的角度理解《共产党宣言》一书和俄国十月革命的胜利，最确切的是（）。 ["社会主义已成功地从理论变为现实","社会主义已从空想变为科学的革命理论","国际社会主义运动在世界各地蓬勃发展","马克思主义是世界无产阶级革命的理论指导"]
Your computer runs Microsoft Windows 2000 with Service Pack 3. You need to upgrade your computer to Microsoft Windows Vista. You must achieve this goal without reinstalling the applications. What should you do?（） ["A","B","C","D"]
学术不端行为主要包括（）。 ["伪注","伪造文献","篡改数据","学色交易"]
You are the network consultant from passguide.com. You have been asked for which two features of optical networks allow data to be transmitted over extremely long distances?（） ["Encryption","Minimal signal loss","Bandwidth limits","No EMI"]
热加工
累积投票制度
