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- This paper analyses problems of sustainable use of land in Pan-xi region with the method of gray forecast linea programming. 采用灰色预测型线性规划的方法对攀西地区土地可持续利用进行定量分析。
- This is the gray forecast code, the general gray forecast the parameter needs to apply the matrix the operation, this code through to its distortion, causes its operation simplification, C-C. 详细说明:这是灰色预测代码,一般灰色预测的参数需要应用到矩阵的运算,本代码通过对其变形,使其运算简单化。
- Furthermore,base on the gray forecast theory,a dynamic model-GM(1,N) model is pointed out to forecast the trend of coordinative development of the five subsystems in the next few years. 并运用灰色预测理论构建GM(1,N)动态模型,预测未来几年各子系统之间协调发展的状况。
- Lai Y F,Zheng X Q,Zhang S Q,Ji C M.Application of gray forecast model to trausport volume in Jinsha River[J ].Journal of Wuhan University of Hydraulic and Electric Engineering,2000,33(1):96-99. [6]赖一飞;郑清秀;章少强;纪昌明.;灰色预测模型在水运货运量预测中的应用[J]
- An Unequal Interval Gray Forecast Model 不等时距灰色预测模型
- The paper establishes the gray forecast model, and forecasts the amount of gas emission of the laneway based on the history data, and then compartmentalizes the danger grade for the laneway. 建立灰色 预测模型，对巷道瓦斯涌出量进行预测，进而对巷道中的瓦斯事故危险性进行危险等级划分；
- Brown thrice exponential smoothing forecasting model and fuzzy gray forecasting approach are chosen which are regarded important for accident forecasting. 论文探讨分析了各种预测方法，并结合安全事故的特点、安全事故宏观定量指标分析的规律、以及安全事故数据量有限、离散性强和非常线性等复杂因素，选定布朗三次指数平滑预测模型和灰色预测模型对事故进行了预测，其预测结果对安全生产规划具有一定意义。
- A review of research on stock price gray forecast in China 中国股票价格灰色预测研究综述
- His hair became gray when he was only forty. 他刚刚四十岁时，头发就变得灰白了。
- His face turned gray as he heard the bad news. 听到这个坏消息后，他的脸变得苍白。
- Opinion polls forecast a Conservative landslide. 民意测验预示保守党有获得压倒性多数票的可能。
- Are you at all worried about the forecast? 对这项预报你不担点儿心吗?
- It is a medium- size samsonite, and it's gray. 它是一个中型的灰色绅耐特皮箱。
- The sale department makes an accurate forecast of sale. 销售部门做了一项准确的销售预测。
- I listened to the weather forecast. 我听了天气预报。
- They split when the hurricane was forecast. 气象预报有飓风要来，他们就离开迈阿密了。
- The blue shirt and gray tie are a good match. 蓝衬衫和灰领带很相配。
- Stolen chips can find access to the gray market. 偷来的芯片可在水货市场上找到销路。
- He was still looking gray and very tired. 他看上去仍然面色苍白,疲惫不堪。
- His black hair was tinged with gray. 他的黑头发带着一点灰白。
