Ob tug poj niam Amelikas astronauts muaj ntau tshaj 7 teev rau qhov chaw nres tsheb rau ntau tshaj 7 teev

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Xinhua News Agency, Washington, Lub Ib Hlis 15, US Space Agency tau hais tias ob tug neeg Asmeskas poj niam astronauts kaum tsib hnub ntawm chaw nres tsheb thoob ntiaj teb, thiab hloov lub roj teeb lithium-ion rau qhov chaw nres tsheb spatial. Qhov no yog qhov thib ob puv poj niam qhov chaw taug kev hauv keeb kwm ntawm qhov chaw nres tsheb. Raws li cov ntawv xov xwm luam tawm los ntawm US ASA, US East Time Fourth Morning, astronaut Christina Koch thiab Jessica Mel pib taug kev qhov chaw, 2: 4 teev tsaus ntuj (3: 4 Beijing lub sijhawm Lawv tau ua tiav tiav, thiab tag nrho cov haujlwm tawm ntawm kev ua haujlwm yuav siv sijhawm 7 teev 29 feeb.

Ob leeg hloov cov roj teeb nickel-hydrogen ntawm cov qauv truss mus rau lub roj teeb loj dua, muaj zog dua lithium-ion, uas tuaj txog ntawm qhov chaw nres tsheb los ntawm Japanese "" nkoj thauj khoom kawg lub Cuaj Hli 28 xyoo tas los. Koch thiab Mel kuj tau tshem tawm lub roj teeb nickel-hydrogen los hloov qhov chaw taug kev mus tom ntej, thiab lawv npaj yuav txuas ntxiv hloov roj teeb rau Lub Ib Hlis 20. Thaum Lub Kaum Hli 18 xyoo tas los, ob tus neeg Amelikas no tau ua tiav thawj qhov chaw poj niam hauv keeb kwm ntawm qhov chaw nres tsheb.