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Originally posted by kevinci at 2005-3-24 21:553 w' ? D, q3 ] , o$ V/ V6 t% e 6 g5 [ Z6 |( B3 \. B" R请问要在哪儿才买得到啊?我很需要啊~~回回话啊~~老大
Originally posted by 我容易吗 at 2005-3-24 16:40 8 q) C8 ~3 c( A6 T& b/ x6 u用次氯酸钠浸泡的时候需不需要对点水,比例多少?哪能买到?
Originally posted by 我是浙江的 at 2005-3-25 20:029 C7 B: d7 o2 j- w7 \6 B8 ~. ] 好厉害的办法,明天找化学老师要这东西
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