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- rolling sample forecast 滚动样本预测
- This paper examine the out of sample forecasting performance of various models for forecasting weekly Shanghai stock market volat ility,using daily data of the Shanghai Stock Exchange Composite index. 本文采用上证综合指数每日收盘价数据,应用常用的波动性预测模型预测上海股市的周波动性并比较其样本外预测效果。
- Chock the barrel up or else it will roll over. 用楔子塞住圆桶,不然它会滚过去。
- The comedian soon had them rolling in the aisles. 那滑稽演员很快就逗得他们捧腹大笑。
- The national debts of that country are rolling up. 那个国家的国债在不断地增加。
- He's a rolling stone and got no where all his life. 他见异思迁，毕生一事无成。
- Smoke was rolling up from the burning oil up smoke. 正在燃烧的汽油箱上浓烟滚滚。
- The slow steady roll of the ship made him sick. 轮船不停地缓慢摇晃使他感到不适。
- What I need is nothing but a sample. 我需要的不过是一件样品而已。
- The ship was rolling heavily to and fro. 那船晃来晃去很不平稳。
- The desk calculator use a roll of paper. 这台台式计算机使用卷纸。
- The nurse took a sample of my blood for tests. 护士抽了我的血样去化验。
- She is crazy about rock and roll. 她喜欢摇滚乐。
- I'm going to a rock and roll concert tonight. 我今晚正要去参加摇滚音乐会。
- Airmail revised price list but full range sample within fortnight. 航空寄上订正价格表，全套样品两周内寄出。
- If the table top isn't level, things will roll off. 如果桌面不平，东西就会滚下来。
- His job is to sample products for defects. 他的工作是抽样检查产品的瑕疵。
- The boy turned up missing at roll call. 小男孩在点名时不见了。
- He sent me a sample copy of the book. 他寄给我一本样书。
- The jokes made everybody roll about. 那些笑话逗得人人捧腹大笑。
