SEOUL, Sept. 20 (Xinhua) -- The Democratic People's Republic of Korea (DPRK) has successfully conducted a ground test of a new rocket engine, Yonhap quoted DPRK's state-run news agency as reporting on Tuesday.
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SEOUL, Sept. 20 (Xinhua) -- The Democratic People's Republic of Korea (DPRK) has successfully conducted a ground test of a new rocket engine, Yonhap quoted DPRK's state-run news agency as reporting on Tuesday.
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