Because of HF transceiver has been widely used in the military field, so without its sophisticated testing equipment will give the security of our country's military communications hidden danger.

由于跳频收发信机已经在我国军事领域广泛应用，没有成熟的测试设备，会给我国军事通信的安全性造成隐患。

youdao

In communications security, unclassified information or equipment and wire lines that handle encrypted classified information.

通信安全学中指不保密的信息或处理已加密的保密信息的设备和线路。

youdao

The equipment transferred to law enforcement agencies included various communications security and cryptologic devices, radio navigation equipment and electronic countermeasures equipment.

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As a privately-owned civil communications equipment provider, we were the first company to establish an end-to-end network security system globally.

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