(yng)} |
S |
a(chn)أ |
Rˎ |
(bio)(zhn) |
cp2005 |
Ҏ(gu) |
20/Ͱ |
r(ji) |
1200Ԫ/ |
Jλ |
|
a(chn)ƷB |
ʽ B1aC48H74O14(R=C2H5)B1bC47H72O14(R=CH3)
B1a:874 B1b:860
ƷɫSɫY(ji)Էĩڼ״ͷNˮ
Ҏ(gu) Ʒ2223-䰢SB1a93.0%2223-䰢SB1a+B1b97.0%.
c;ˎ(du)x^xxxxx(q)xԡ ҪίθcxWi
A ء ڹ⡢]
b b1kg,5kg
SطۄSᘄ
|
l(f)r(sh)g |
2011/3/16 10:55:00 |
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