relational grade的用法和樣例：
例句
- This paper use gery relational interval analysis to treat the test results, and gain asatisfied results.
本文嘗試利用灰色關聯度分析的方法對試驗結果進行處理，並取得了滿意的效果。 - A simple method of calculating the grey relational grades of grey numeral sequences whose whiting values are consistent was also obtained.
對取數一致的灰數序列，給出了一種計算灰關聯度的簡便方法。
