2020   7   5




(a)                              1



      1,000




              –1–
(b)




                                                 https://www.ccmn.cn/
      (www.mysteel.com)                       http:/fg.fengj.com/




                 2.25


(c)


                 19,000               21,501.5



(d)


                                       21,501.5


                                                                        21,501.5



(e)


                          20,552.44



(f)



      14.58(6)




                                      –2–
(a)




(b)




(c)




2020   7   15




*


                –3–