            
  
2016/1/8

                                           18             19902      1837      13515      2818         450  2               372                                                                                                                                            1%                                        39%~59%                              0.3%~0.8%                          1%~2%                    10        2000~3200℃      80~150        300~450                                                  1990           255                                                               

     