GM(1,1) model of grey system theory is used to fit and forecast electron plant life test data, can reduce the test time and save the test cost.是什么意思_GM(1,1) model of grey system theory is used to fit and forecast electron plant life test data, can reduce the test time and save the test cost.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句