Based on the geometry model which had been established, we make sure the choice of the experiment project and complete the experimental equipment design of the digital knife-edge testing.
根据建立的几何模型，确定了实验方案的选择，完成了实验装置设计，建立了数字刀口检测的实验装置。
Experimental demonstration of the proper choice, demonstration equipment design is reasonable, it will directly affect the quality of classroom teaching.
演示实验选择的是否恰当，演示仪器设计的是否合理，会直接影响课堂教学的质量。
The general structure design and debug on-line of LY-921 computer principles experimental equipment are discussed in this peper.
本文介绍LY—921计算机原理实验装置的总体结构设计和整机调试。
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