问题
判断题
惰走曲线是压缩机降转速开始至转子静止前转速与降转速后运转时间的关系曲线。
答案
参考答案：错
搜题请搜索小程序“爱下问搜题”
惰走曲线是压缩机降转速开始至转子静止前转速与降转速后运转时间的关系曲线。
参考答案：错
" Wanted: A violin. Can’t pay much. Call…" The ad in the newspaper made me remember my childhood. Because my family was 36 , I couldn’t have a violin. So I asked, "Daddy, may I have a 37 ？" Daddy’s face looked sad. But a few weeks later, Daddy went home with a case in his hand. Inside the case was a second—hand violin for seven dollars. No one could know how 38 I was when I took my violin to school for my first lesson. Several years later, I became famous as a violinist. And then, I carefully 39 the violin away. Now 40 this ad, I discovered the case deep in my closet(储藏室). I put it on the table. Then I picked up the 41 , walked to the telephone and called the number. Later in the day, a man aged about 30 knocked at the door. "I’ve been expecting someone can answer my advertisement. My daughter wants a violin so 42 ," he said, examining my violin. "How much is it?" I said, " 43 dollars. " "Are you surer" he asked. "Seven dollars," I 44 and then added, "I hope your daughter will be 45 to have it and enjoy it as I did. " I smiled, but I found my tears roiling down my face.
|