The Sigma 30 artillery navigation and pointing system is designed for high-precision firing at short notice.

Sigma30火炮导航指向系统专为高精度武器在短时间内发射而设计。

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The Sigma 30 artillery navigation and pointing system is designed for high-precision firing at short notice.

Sigma30火炮导航指向系统专为高精度武器在短时间内发射而设计。

youdao