“指向性”造句

而且所有声频均有指向性,声频愈高, 指向性愈强.
The higher the acoustic frequency is, the stronger its directivity is.

它表现在空间生产力发展的继承性 、 指向性 、 加速性和国际性四个方面.
The inheritance that its performance grows in dimensional productivity, directivity, acceleration and internationally 4 respects.

它具有随机性 、 概括性 、 问题性、辐射性、指向性和创造性.
It has the nature of randomness , generality, problem solving , radiativeness, directionality and creativity.

• #指向性