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【简答题】
阅读理解。 Li Wei's College Dream Li Wei, a 22-year-old young man is named 'Strong Brother' by netizens (网友). He walked on his knees all the way to the 2011 national college entrance examination (高考) room. He was born in a poor family in Shanxi province. But unluckily, a traffic accident took away his legs when he was only 3 years old. His life has changed since then. Without feet, he had to spend most of his time practicing walking on his hands and knees. Everybody who sees Li Wei for the first time is surprised to see that he can easily play tennis or climb up stairs without feet. Some people even think he still has feet, but has short legs. With hard work, Li Wei finished all his school study. In 2011, he became a college student in Chongqing Normal University. Now he has been enjoying his college life. And he received a new pair of artificial legs (假肢) from China Disabled Person's Federation(残联). He likes the popular song which says'I know my future is not a dream, I will live happily for every minute of my life. My future is not a dream. My heart moves with the hope… 1. Wh at is the name that netizens give to Li Wei? _______________________________________________ 2. How old was Li Wei when the traffic accident took away his legs? _______________________________________________ 3. Can he walk or play sports without feet? _______________________________________________ 4. When did he become a college student in Chongqing Normal University? _______________________________________________ 5. What do you think of Li Wei from his story? _______________________________________________
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【简答题】( )是指在几个成员国之间逐步消除贸易壁垒,实行自由贸易,进而实现生产要素在成员国之间的无障碍的流动,并为此而协调各个成员国之间的社会经济政策。
【单选题】后张法预应力混凝土偏心受力构件,放张预应力钢筋时,应先放张()
A.
断面中心钢筋
B.
同时放张所有钢筋
C.
预压力较大区域的钢筋
D.
预压力较小区域的钢筋
【判断题】对于轴心受压的先张法预应力混凝土构件,预应力筋应同时放张。( )
A.
正确
B.
错误
【多选题】以下对险兆的描述,那些是正确的:
A.
关注险兆事故,强化安全管理的预防性管理
B.
险兆事故与工地重大伤亡事故只差一秒钟、只差一部之遥
C.
险兆事故与工地安全发现、工地检查发现安全隐患的区别看是否发生
D.
X 险兆就是安全隐患
【判断题】先张法预应力混凝土构件的预应力筋为钢丝时,放张前,应根据预应力钢丝的应力传递长度,计算出预应力钢丝在混凝土内的回缩值,以检查预应力钢丝与混凝土粘结效果。( )
A.
正确
B.
错误
【判断题】轴心受压的预应力混凝土构件,应同时放张所有预应力筋。( )
A.
正确
B.
错误
【单选题】采用先张法施工的预应力混凝土构件,预应力筋的张法应尽量( )
A.
单根放张
B.
配筋较多时单根单放
C.
配筋较少时同时放张
D.
同时放所用的预应力筋
【单选题】先张法 生产预力混凝上构件时, 预 应力筋的放 张 应 待 混凝土强 度不低于混凝土 设计强度 标准值的( )。
A.
50 %
B.
7 0%
C.
75%
D.
无明 确规 定
【简答题】先张法构件预应力混凝土构件,放松预应力钢筋时,混凝土的强度不应小于强度设计值 %。
【单选题】有以下程序 #include main() { int x=1,y=0; if(!x) y++; else if(x==0) if(x) y+=2; else y+=3; printf("%d\n",y); } 程序运行后的输出结果是______。
A.
3
B.
2
C.
1
D.
0
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