43._ИǰИ˲cͶ˾ͣ Ȍ(sh)|(zh)?xn)M(jn)Մ
A.Ͷ˃r(ji)Ͷ˷
B.Ͷˈr(ji)Ͷ˳
C.Ͷ˕r(sh)gͶ˵c(din)
D.Ͷ˕r(sh)gͶˈr(ji)
44.xЌڲُˑُ؛̺ͷ(w)ǣ
A.Ҫُ؛̻߷(w)Їȟo(w)@ȡߟo(w)Ժ̘I(y)l@ȡ
B.ЇʹöM(jn)вُ
C.ҎҎ
D.ЇʹöM(jn)вُ
45.ُ؛ͷ(w)Ĺ_(ki)И˴ã
A.u
B.Ԕu
C.YA
D.Y
46.ُ(sh)ʩԁ(li)(w)ԺkdAλُݠĹ_(ki)И~˜飺؛ͷ(w)헻̷քe飨
A.120f(wn)Ԫ200f(wn)Ԫ
B.180f(wn)Ԫ220f(wn)Ԫ
C.200f(wn)Ԫ120f(wn)Ԫ
D.220f(wn)Ԫ180f(wn)Ԫ
47. ָُͨ^(gu)cYl3ҵĹ̷քeՄ̶r(ji)lͺͬlд_ɽ̵IJُʽ
A.ՈИ
B.Մ
C.һُ(li)Դ
D._(ki)И
48.yṩJJͬr(sh)Sṩٛٛɣ ṩyй
A.H_(ki)l(f)f(xi)(hu )
B.Hڹ˾
C.߅C
D.Hd_(ki)l(f)y
49.ӲJʸ(dng)ÿ{1ʞ遆_(ki)l(f)yеƽɱӣ ҵó
A.0.1%
B.0.3%
C.0.4%
D.1%
A D D A B C C
1W(wng)ע(li)ԴO̽W(wng)ƷٽO̽W(wng)δ(jng)W(wng)ڙDd朽DNʽʹѽ(jng)W(wng)ڙڙʹұע(li)ԴO̽W(wng)`W(wng)䷨؟
2W(wng)YϞW(wng)ѼDdMߺͳ̎ڱW(wng)dƷ漰Ȇ(wn)}ՈcW(wng)վ(lin)ϵW(wng)վˌ(sh)_J(hu )M̎
W(wng)Dd֮Ʒζ(zh)JͬԓƷ^(gun)c(din)挍(sh)ýwW(wng)վ(g)DdʹՈc(zh)(lin)ϵؓ؟
3W(wng)վgӭeOͶ