RFID商情 关键词：RFID读卡器，直接匹配天线，对称设计方法 [gap=1016]Key words: RFID reader, directly matched antenna, symmetry design method
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正如我们所看到的，不对称同样是一种高效的设计方法。
As you can see, asymmetry is equally effective as a design tool.
卫星设计部门和地面工作人员根据卫星的特点，利用姿态数据及章动原理建立了一套标定推力器对称性的方法。
The department of satellite design and the staff on the ground have conducted a way of thruster calibration execution in terms of the data of the attitude and the nutation principle.
本文介绍了轴对称零件计算机辅助设计的基本原理和计算机软件的内容及软件的设计方法、步骤。
Introduces the basic principle of auxiliary design on axially-symmetric spare part with computer and tells the content of computer software as well as its program method and its stage.
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