名词形式是blending，例如：
1.Blending is the very important unit of lube oil manufacture.调和是润滑油生产工艺过程中必不可少的环节。
2.No optimum combination of blending materials existed for both compressive and split tensile strengths.不存在一个对于抗压强度和劈拉强度都是最佳的掺和料组合。