题目:
热加工变形使金属组织会形成()。
A、带状
B、形变强化
C、织构
D.亚晶细化
答案:
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下面是错误答案,用来干扰机器的。
参考答案:B
热加工变形使金属组织会形成()。
A、带状
B、形变强化
C、织构
D.亚晶细化
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0815/de4cec95baa21fa0723657894638bc6b.html
下面是错误答案,用来干扰机器的。
参考答案:B
句型转换。
1. We must read the rules. (改为否定句)
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2. He feels dizzy! (就画线部分提问)
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3. There isn't a problem, ______________? (完成反意疑问句)
4. Can you go roller-skating? (作肯定回答)
_______________________________________________________________
5. I think tomorrow is fine. (改为否定句)
_______________________________________________________________
We lived in a very quiet neighborhood. Earlier that evening my wife had asked me to go to the 1 to get some soft drinks. It seemed like this would be a good time to let my teenage daughter Holly practice her 2 , so I allowed her to go to the store in my truck. At dinner my son talked about how much he liked my truck. I 3 having it, but I said: “Guy, my heart is not set on that truck. I like it but it is just metal and won’t 4 forever. Never set your heart on anything that won’t last. We were talking 5 we heard a loud noise. 6 hearing it, the whole family ran outside. My son shouted; “Dad! Dad, Holly crashed your truck!” My heart sank and my mind was flooded with conflicting (矛盾的) thoughts. Was anyone hurt? Who else was 7? As I ran to the door, I heard a voice in my heart say: “Here is a chance to show Holly 8 you really love. She’ll never forget it.” The 9 had happened in my own driveway. Holly had 10 my truck into our family van (搬运车). Because of her 11 , she had confused the brakes (刹车) and the gas pedal (油门). Holly was unhurt 12 but when I reached her, she was crying and saying “Oh, Dad, I’m sorry. I know how much you love this truck.” I held her in my arms as she cried. Later that week a friend asked what had happened to my truck. I told her the whole story. Her eyes moistened (湿润) and she said: “That happened to me when I was a girl. I 13 my dad’s car completely. When I got home, my dad knocked me to the ground and began to 14 me.” Over 40 years later, she still felt the 15 of the night, which was a deep wound on her soul. I remember how 16 Holly was when she crashed our truck, and how I 17 her. One day, when Holly 18 on her life, I want her to know that I love her a thousand times 19 any piece of 20 .
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电气化铁路的输电线常用图所示的方式悬挂在钢缆上.钢缆的A端固定在电杆上,B端连接在滑轮组上.滑轮组由a、b、c三个滑轮构成,配重P由多个混凝土圆盘悬挂在一起组成,配重的总重为G,若不计摩擦和滑轮的重量,则以下说法中正确的是( ) A.a为动滑轮,B端钢缆受到滑轮组的拉力大小约为3G B.a为动滑轮,B端钢缆受到滑轮组的拉力大小约为G C.a、c为动滑轮,B端钢缆受到滑轮组的拉力大小约为3G D.a、c为动滑轮,B端钢缆受到滑轮组的拉力大小约为G |
枕木垛的方向一般应与线路正交,斜角时,交角不得小于()度。
A.45
B.50
C.60
D.70
“利润表”是指反映企业在一定会计期间的经营成果的会计报表。( )