Sir It's a north Korean frigate and patrol boat speed15knots.

长官，是南韩的护卫舰和巡逻艇，速度15哩。

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One Z-9 patrol helicopter that took off from a Chinese frigate flew near Miyako Island, prompting the scrambling of Japanese jet fighters, said the Japanese Defense Ministry.

日本防卫省称一架直9巡逻机从中国护卫舰上飞临宫古岛，致使日本战机紧急升空。

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South Korea will deploy two destroyers, a fast frigate, a patrol craft, P-3C aircraft from Carrier air Wing-Six and an attack submarine.

韩国将布署两艘驱逐舰、一艘快速护卫舰、一架来自于“奥斯威星号”航空母舰的P - 3c预警机以及一艘攻击型潜水艇。

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