To characterize the pointwise multiplier of function space has the direct meaning to study the operator theory and property of function space.

函数空间点乘子的刻划对研究函数空间算子理论和函数空间性质有着直接的意义。

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Moreover, the use of modern educational resources, break time and space limitations and improve the efficiency of classroom teaching, teaching a multiplier effect.

再者，运用现代教育资源，突破时间和空间局限，提高课堂教学效率，使教学收到事半功倍的效果。

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The role of space is a paramount national security area for communications, control, and intelligence and as a force- multiplier for terrestrial forces.

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