设计制作了直接电流注入异型测试装置，并对装置的时域、频域特性进行了测定。
The testing device of direct current injection is manufactured and tested in space-time and frequency.
本文介绍了高场强电磁兼容安全裕度测试工具的一个替代技术：直接电流注入技术。
Direct current injection technique as a substitute of high intensity radiated field test can be applied to EMC test.
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