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【简答题】
A man found a cocoon of a butterfly. One day a small 16) appeared. He sat and watched the butterfly for several hours as it 17) to force its body through that little hole. Then it seemed to stop making any 18) . It appeared as if it had gotten as far as it could, and it could go no further. So the man took a pair of scissors and snipped off the 19) bit of the cocoon. The butterfly then 20) easily. But it had a swollen body and small, shriveled wings. The man 21) to watch the butterfly because he expected that, in any moment, the wings would 22) and expand to be able to support the body which would contract in time. Neither happened! In fact, the butterfly spent the rest of its life 23) around with a swollen body and shriveled wings. It was never able to fly. In his kindness and haste, the man actually did harm to the butterfly. The restricting cocoon and the struggle required for the butterfly to 24) the tiny opening were just necessary. It forces fluid from the body of the butterfly into its wings so that it would be ready for flight once it achieved its freedom from the cocoon. Sometimes struggles are exactly what we need in our lives, and they are good for us in a sense. If we go through our lives without any obstacles, it would cripple us. We would not be 25) what we could have been. We could never fly!
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【简答题】凸轮轴轴颈采用____润滑,凸轮与挺住间采用____润滑。
【单选题】在风险度量中,关于VaR,内容不正确的是( )。
A.
VaR是指在一定的持有期△t内和给定的置信水平口下,利率、汇率等市场风险因子发生变化时可能对某项资金头寸、资产组合或金融机构造成的潜在最大损失
B.
在VaR的定义中,有两个重要参数——持有期△t和预测损失水平Ap,任何VaR只有在给定这两个参数的情况下才会有意义
C.
Ap为金融资产在持有期△£内的损失
D.
该方法完全是一种基于统计分析基础上的风险度量技术
【单选题】在风险度量中,关于VaR内容不正确的是( )。
A.
VaR是指在一定的持有期Δt内和给定的臵信水平a下,利率、汇率等市场风险因子发生变化时可能对某项资金头寸、资产组合或金融机构造成的潜在最大损失
B.
在VaR的定义中,有两个重要参数——持有期Δt和预测损失水平Δρ,任何VaR只有在给定这两个参数的情况下才会有意义
C.
Ap为金融资产在持有期Δt内的损失
D.
该方法完全是一种基于统计分析基础上的风险度量技术
【多选题】在考核和评价企业人员德、能、勤、绩中“勤”的内容主要包括( )。
A.
组织性
B.
纪律性
C.
协调性
D.
积极性
E.
创造性
【单选题】一般相对分子质量大于多少的药物,较难通过角质层( )。
A.
200
B.
1000
C.
300
D.
500
E.
600
【判断题】AJR发动机的曲轴主轴颈采用压力润滑,凸轮轴轴颈采用飞溅润滑
A.
正确
B.
错误
【判断题】根据永久收入的消费理论,当经济衰退时,人们的短期平均消费倾向高于长期的平均消费倾向。
A.
正确
B.
错误
【简答题】凸轮和挺住间采用的是 飞溅润滑 ,凸轮轴轴颈采用 压力润滑 。
【单选题】关于扩张型心肌病超声心动图的改变,错误的是
A.
.左室扩张
B.
.二尖瓣返流
C.
.左室运动减弱
D.
.左室流出道扩大
E.
.室间隔肥厚
【简答题】凸轮轴轴颈采用压力润滑,凸轮与挺柱之间采用 润滑。
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