In the paper, the reduced single phase short-circuit current equation expressing as positive sequence impi dance only is showed.
文中还提出了低压系统中只用正序阻抗表达的单相短路电流的简化计算公式。
IMPI also provides assurance that data is secure since it is received via Internet and can be encrypted according to user specifications and requirements.
即便通过互联网传送数据，IMPI还提供了数据安全保障，能够根据用户参数和要求对数据进行加密。
The IMPI device can also be used with Tactical Radios through the Inline Data Communication Unit (IDCU) from Saab, which can also be customized for specific radio functionality.
IMPI设备还可以通过萨博公司的内联数据通信单元(IDCU)和战术无线电一起使用，IMPI设备也可以定制特定的无线电功能。
The IMPI device can also be used with Tactical Radios through the Inline Data Communication Unit (IDCU) from Saab, which can also be customized for specific radio functionality.
IMPI设备还可以通过萨博公司的内联数据通信单元(IDCU)和战术无线电一起使用，IMPI设备也可以定制特定的无线电功能。
应用推荐