1c(din)
A }ɫɫۣˮ
B Ʒ1ஔ(dng)100fλ
C (ni)עȫȾ
2 ˎãmԾcUɳTϾחU׃ΗUϗUЏ(qing)ĿϾY(ji)˗UùwЧGēUϾmԾoЧ
3 m(yng)YҪڶ(sh)mԾͲˎϾĺȾ͔ѪY(ni)cȾuݻyݴcUuԺiⲡήsԱҲһЧ
4 ÷c
A ÿ1000ϣ150~250
B ÿˮ100
C (ni)һÿwRţi3~6ˣ20~40؈5~10һ3
D ע䣺һÿwu10һ3020һ40ˣһ2iţR10~15һ2؈5ˣһ23
5 ע(xing)ƷĶcѪˎP(gun)ѪˎͻȻߕr(sh)кҎ(gu)ֻע䣬˴o}עcʹ