20.1.2 锟斤拷位锟斤拷锟酵憋拷锟斤拷锟斤拷3锟斤拷---锟斤拷锟絵锟絥
锟斤拷锟斤拷6锟絥锟絩锟斤拷
锟教學目锟斤拷锟斤拷
1锟斤拷锟組一锟斤拷锟絁锟絉平锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷位锟斤拷锟斤拷锟角旓拷锟斤拷锟侥达拷锟斤拷锟斤拷
2锟斤拷锟剿斤拷平锟斤拷锟斤拷锟斤拷锟斤拷位锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絩锟侥差異锟斤拷
3锟斤拷锟斤拷锟絗锟筋應锟斤拷锟紷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷Q锟斤拷锟紿锟斤拷锟絵锟斤拷
锟教學锟斤拷锟絚锟斤拷锟剿斤拷平锟斤拷锟斤拷锟斤拷锟斤拷位锟斤拷锟斤拷锟斤拷锟斤拷之锟絞锟侥差異锟斤拷
锟教學锟統锟絚锟斤拷锟絗锟斤拷锟絓锟斤拷锟紷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷Q锟斤拷锟絵锟斤拷
锟教學锟絕锟教o拷一锟斤拷知锟絉鞏癸拷
1锟斤拷平锟斤拷锟斤拷锟斤拷锟斤拷位锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絰锟絚锟斤拷
2锟斤拷锟斤拷锟斤拷3锟斤拷1锟斤拷-2锟斤拷5锟斤拷3锟斤拷平锟斤拷锟斤拷锟斤拷 锟斤拷锟斤拷位锟斤拷锟斤拷 锟斤拷锟斤拷锟斤拷锟斤拷
3锟斤拷锟斤拷锟斤拷2锟斤拷5锟斤拷5锟斤拷1锟斤拷1锟斤拷8锟斤拷锟斤拷位锟斤拷锟斤拷 锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟絵锟絭锟解:
锟斤拷1锟斤拷锟斤拷锟紷锟斤拷锟叫硷拷锟斤拷锟揭冿拷群锟轿匡拷锟斤拷锟斤拷锟斤拷锟紽锟絯锟轿戯拷锟斤拷锟斤拷群锟轿客碉拷锟斤拷锟絞锟斤拷锟铰o拷锟斤拷锟斤拷位锟斤拷锟絨锟斤拷
锟斤拷群锟斤拷13锟斤拷13锟斤拷14锟斤拷15锟斤拷15锟斤拷15锟斤拷16锟斤拷17锟斤拷17锟斤拷
锟斤拷群锟斤拷3锟斤拷4锟斤拷4锟斤拷5锟斤拷5锟斤拷6锟斤拷6锟斤拷54锟斤拷57锟斤拷
锟斤拷1锟斤拷锟斤拷群锟轿客碉拷平锟斤拷锟斤拷锟絞锟斤拷 锟絨锟斤拷锟斤拷位锟斤拷锟斤拷 锟絨锟斤拷锟斤拷锟斤拷锟斤拷 锟絨锟斤拷锟斤拷锟斤拷锟斤拷锟絕锟矫凤拷映锟斤拷群锟轿匡拷锟斤拷锟絞锟斤拷锟斤拷锟斤拷锟斤拷 锟斤拷
锟斤拷2锟斤拷锟斤拷群锟轿客碉拷平锟斤拷锟斤拷锟絞锟斤拷 锟絨锟斤拷锟斤拷位锟斤拷锟斤拷 锟絨锟斤拷锟斤拷锟斤拷锟斤拷 锟絨锟斤拷锟斤拷锟斤拷锟斤拷锟絕锟矫凤拷映锟斤拷群锟轿匡拷锟斤拷锟絞锟斤拷锟斤拷锟斤拷锟斤拷 锟斤拷
锟解: 锟斤拷锟斤拷
锟斤拷2锟斤拷某锟斤拷司锟斤拷15锟斤拷锟絋锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟节的诧拷锟絋锟斤拷锟斤拷锟斤拷每锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟铰憋拷示锟斤拷
锟斤拷锟絋 |
A |
B |
C |
D |
E |
F |
G |
锟剿旓拷 |
1 |
1 |
2 |
4 |
2 |
2 |
3 |
每锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷 |
20 |
5 |
2.5 |
2.1 |
1.5 |
1.5 |
1.2 |
锟斤拷锟斤拷锟斤拷锟叫碉拷锟斤拷息锟斤拷眨锟
锟斤拷1锟斤拷該锟斤拷司每锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷 锟絝元锟斤拷該锟斤拷司每锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷位锟斤拷锟斤拷 锟絝元锟斤拷
锟斤拷2锟斤拷锟斤拷锟絁锟介應該使锟斤拷平锟斤拷锟斤拷锟斤拷锟斤拷位锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷該锟斤拷司每锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷水平锟斤拷
锟解: 锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟結锟斤拷锟斤拷
平锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷位锟斤拷锟紷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥拷同锟斤拷
平锟斤拷锟斤拷锟斤拷锟斤拷位锟斤拷锟酵憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟組锟斤拷锟斤拷锟侥达拷锟斤拷锟斤拷锟斤拷要锟斤拷锟斤拷一锟組锟斤拷锟斤拷锟斤拷锟斤拷趨锟捷碉拷锟斤拷锟斤拷平锟斤拷锟斤拷锟角戯拷锟斤拷锟絕锟斤拷锟揭伙拷N锟斤拷
平锟斤拷锟斤拷計锟斤拷要锟矫碉拷锟斤拷锟叫的旓拷锟斤拷锟斤拷锟斤拷锟杰夛拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫的旓拷锟斤拷锟斤拷息锟斤拷锟斤拷锟斤拷锟杰極锟斤拷值锟斤拷影锟斤拷^锟斤拷.锟斤拷锟斤拷锟角拷一锟組锟斤拷锟斤拷锟斤拷某一锟斤拷锟斤拷锟截復筹拷锟紽锟絕锟斤拷锟絩锟斤拷锟剿傦拷锟斤拷锟斤拷锟絇锟侥碉拷一锟斤拷