China has successfully carried out a systematic test on a cutting-edge transportation system involving an ultra-high-speed maglev train running in a low vacuum pipeline, according to media reports on Sunday.
​China has successfully carried out a systematic test on a cutting-edge transportation system involving an ultra-high-speed maglev train running in a low vacuum pipeline, according to media reports on Sunday.
BEIJING, Sept. 21 (Xinhua) The following is a summary of published science and technology news of China. BIODEGRADABLE MATERIAL A Chinese chemical enterprise
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