؟Quchangwei
˱ĵľW(wng)߀W(xu)vп߿Կɿ һһһȫӋ(jng)ӋмӋעY(w)T̎繤
t(y)W(xu)ˎt(y)oʿool(wi)YR
R
t(y)
t(y)
ǻt(y)
Cȯy؛ZӋCȿܛ
31. еˎa(chn)A^ɫs|(zh)Їˎ( E )
(A){Ƙ˜ҺMб^ (B)HPLC
(C)TLC (D)GC (E)Ͼ
32. ˎؽٙz鷨УҺPHֵ( A )
(A)33.5 (B)7 (C)44.5 (D)8 (E)88.5
33. ˎҎ(gu)z}r(yng)ȡ˜}Һ2.0mg(ÿ1mlஔ1ugAs)Ƃ˜z廯c}Ҏ(gu)ó^0.000490(yng)ȡԇƷٿ?( B )
(A)0.25g (B)0.50g (C)0.3g (D)0.6g
34. Їˎ(2005)ؽٵęz鷨һմ( D )
(A)һ (B) (C) (D)ķ (E)巨
35. }ԭF}Һc}a(chn)tɫxcһ˜F}Һͬ̎Mбɫõᑪ(yng)( D )
(A)H2SO4 (B)HAC (C)HNO3 (D)HCl (E)H2CO3
36. Їˎz隈ЙC܄õķ( D )
(A)TLC (B)HPLC (C)UV (D)GC (E)Ϸ
P(gun)ע"(zh)I(y)ˎ"ٷһrg@ȡԇ}YӍ(ni)YϢ!
(zh)I(y)ˎ}֙C}d | "566(zh)I(y)ˎ"
(zh)I(y)ˎQQȺ |
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P(gun)]