启动背景知识以建立预测和期望。
Activate background knowledge to build predictions and expectations.
预测方法是建立预测模型的基础。
Forecasting methods are the fundamentals for building forecasting models.
根据实际工程资料建立黄土物理力学数据库，用BP算法建立预测模型。
The database should be created based on practical engineering, and a prediction model, built with the BP neural network.
应用推荐