һ pd
(jng)˹ 2n ٶ
Ոλ܇(jng)˹ 2n ٶô܇2000 Ԕ(x)>>
˹Ɏ܇2nʲô}
˹Ɏ1.8mt ܇2n1500-2000D(zhun)r܇2000ϲF(xin)@ĵĆ}xx Ԕ(x)>>
˹2nD ˹2n} ˹2n ˹2n ˹2n ˹2ny
V|Փ V܇չ Փ Փ
o܇ ˹r ˹DƬ ˹ ˹ô ˹N ˹ͺ
Ʒƣ
܇ͣ ˹
ٷr or
֮ܲ鿴܇ҵĺ܇тĻ؏(f)Ŷ