When feedback from various operating units arrives, any forecast should be reviewed in the light of changing circumstances.
任何预测必须在各业务单位的情况反馈回来后，根据环境的变化重新考虑。
2
Delphi method is a kind of dependable and visual forecast method with anonymity and feedback.
德尔菲方法是一种可靠的、直观的预测方法，具有匿名性、反馈性等特点。
3
This kind of methods is also called as undulation forecast subtracting, which including wave field extrapolated method, feedback loop method and backscattering progression method.