gray prediction model的用法和樣例：
例句
- The comparison of the predicated value and the measured value shows that the model is feasible.
將預測值與實測值加以對比，證實了馬爾可夫鏈式灰色預測模型的可行性。 - A grey prediction model was constructed according to the accumulated data in history of working procedure, and with this model the grey time limit was whitened to certain value.
該方法根據工序作業時間歷史積累的數據，建立灰色預測模型，將工程計劃中具有灰色特性的不確定性工序作業時間白化為確定值。
