Abstract: The air-cooled proton exchange membrane fuel cell is widely used in unmanned aerial vehicle since its small size and high efficiency. The bipolar plate structure is an important factor ...
Cholera remains a major global public health challenge, with an estimated 1.3 to 4 million cases and tens of thousands of ...
There are hundreds of cell types in the human body, each with a specific role spelled out in their DNA. In theory, all it ...
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