a
  • FU:复壁碳纳米管,内径2-5nm,外径<8nm,长度10-30um
  • FU:复壁碳纳米管,内径2-5nm,外径<8nm,长度10-30um
b

FU:复壁碳纳米管,内径2-5nm,外径<8nm,长度10-30um

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