Establishing the evaluation madel of map making and printing quality.
建立地图制印质量评价模型。
Basing on traditional operator theory, operator madel for a circuit is established, and a new method for the solution of response of linear time invariance system is introduced.
在传统的算子理论基础上，建立了电路的算子模型，提出了求解线性非时变系统全响应的一种新方法。
The simulation program for the valve motion was developed, and simulation tests were carried out on the valves of both Model F800 and Madel 3nb-1300 drill pumps.
此外编制了泵阀运动规律的仿真程序，并分别对F800钻井泵泵阀和3nb—1300钻井泵泵阀进行了仿真试验。
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