N,N-dimethylformarnide surfactant methanol solution was developed to functionalize the surface of multi-waled carbon nanotubes (MWNTs).
摘要用二甲基甲酰胺表面活性
来

散多壁碳纳米管,制备成碳纳米管增强的环氧树脂基聚合物。
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But in healthy people, alveoli stay properly inflated because they're full of chemicals called pulmonary surfactants that make the small alveoli more stretchy and less squeezy, balancing the pressure between air sacs.
但在健康的人体内,
会适当的保持充气状态,因为
中充满了一种叫做
表面活性剂的化学物质,这种物质能使小
更有弹性,挤压力度更小,从而平衡气囊之间的压力。