It is more than a little surprising that the wind-powered electricity generator took so long to invent. Even more surprising ...
LHASA, Nov. 19 (Xinhua) -- China's second Qinghai-Tibet Plateau scientific expedition has yielded significant practical outcomes, with its top 10 application achievements officially released on ...
"If the Red Army could march through hunger and gunfire, how could I give up halfway?" With this quiet conviction, ...
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