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港科大学者研发液晶弹性体,能提起自重450倍的重物,可用于人造 ...
比如,在植物的叶孔结构中,叶孔的开合程度对于温度是一个非单调的函数关系:即在低温下叶孔处于微张开的程度来实现与环境中水汽的交换;如果环境温度有一定的上升,那么叶孔将会打开来给植物降温;如果该环境温度上升突破了一个阈值,那叶孔将会关闭来保证植物不会由于 ...
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