英语语法分析

This paper introduces a minisize projector use of laser light.

该文介绍使用激光为光源的微型投影机。

Minisize axial flow blood pump is the focus on the structure study of artificial heart recently.

微型轴流式血泵是目前人工心脏结构研究的热点，外磁驱动是一种新型的血泵驱动方式。

The practice shows that it is an ideal power source in the precise welding of minisize metallic workpiece.

实践表明，该电源是用于桥带焊接的理想电源，为同种及异种微型金属件的精密焊接提供了新的方法。