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盖世汽车
15 小时
Penn State提出全气候电池设计 有望在极端温度下实现稳定性
以往的设计方案都无法同时兼顾低温下的效率和高温下的稳定性——两者之间始终存在着权衡。经过十年电池研究的不断改进和深化,该团队开发出一种新型的开发方法,使活性炭电池能够在宽广的温度范围内保持稳定高效的性能。
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今日热点
Asks for pause on order
$1T pay package approved
Lets enforce new policy
Jury awards $10 million
Unveils deal to lower costs
Trump pardons Glen Casada
Trump to get new review
DC guy found not guilty
Father, son killed in attack
Running for governor of NY
Hamas weapons cache found
Typhoon Kalmaegi hits Vietnam
Ex-NFL player arrested
Signs $8M promotional deal
US-Uzbekistan trade deal
Hire Stammen as manager
Actress Pauline Collins dies
Jakarta mosque explosion
Pardoned by Trump
Maryland sues Trump admin
S. Korea power plant collapse
Hosts Central Asian leaders
Package sparks evacuations
Launches new aircraft carrier
Hundreds of flights canceled
Gunvor drops bid for assets
Ends Direct File program
Holiday sales to top $1T?
Pleads not guilty
Faces seven lawsuits
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