the gray sequence

• 灰色关联度

the gray sequence的用法和样例：

例句

1. The gray associationr-prediction is a new technique for delineating oil and gas geochemical anomalies, which can raise the accuracy of trapping and prediction of oil and gas.
   灰色关联度预测是新的油气化探异常圈定方法，可以提高油气圈闭预测的准确性。