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工程师正在研究新的卡车调度系统
2023-12-06Engineers at Oregon State University are studying a new approach to organize and route truck transportation that could save millions of dollars, impro...
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马唐草能抑制周围植物生长
2023-12-06Contrary to popular belief, crabgrass(马唐草) does not thrive in lawns, gardens and farm fields by simply crowding out other plants. A new study in ACS...
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外伤性脑损伤可能引发中风
2023-12-06People who have a traumatic brain injury (TBI) may be more likely to have a future stroke, according to research that appears in the June 26, 2013, on...
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太阳能电池趋向轻薄化
2023-12-06Most efforts at improving solar cells have focused on increasing the efficiency of their energy conversion, or on lowering the cost of manufacturing. ...
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星团中的凌日行星首次被发现
2023-12-06All stars begin their lives in groups. Most stars, including our Sun, are born in small, benign(良性的,亲切的) groups that quickly fall apart. Others form i...
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维生素D可使患糖尿病的女性降低血压
2023-12-06In women who have type 2 diabetes and show signs of depression, vitamin D supplements significantly lowered blood pressure and improved their moods, a...
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研究发现植物细胞新的信号机制
2023-12-06Plants possess receptors which are similar to the glutamate(谷氨酸) receptors in the brain of humans and animals. Biochemists at the Ruhr-Universitä...
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页岩气井附近的水源易被污染
2023-12-06Some homeowners living near shale gas wells appear to be at higher risk of drinking water contamination from stray gases, according to a new Duke Univ...
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电脑模型解析镰状细胞危象形成
2023-12-06Using powerful computer models, researchers from Brown University have shown for the first time how different types of red blood cells interact to cau...
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金边城内发现一种新鸟类
2023-12-06A team of scientists with the Wildlife Conservation Society, BirdLife International, and other groups have discovered a new species of bird with disti...