对灰数的完整描述，必须确定出其灰域及可能度模型；

To describe grey number completely, we have to determine its grey field and possibility degree model.

youdao

对灰数的完整描述，必须确定出其灰域及可能度模型；

To describe grey number completely, we have to determine its grey field and possibility degree model.

youdao