ppcֻҪFׂ棺
1|p
۱ϩwSܶȞ0.90-0.92 g/cm3лWwS^pģ\]p20%Ȝ]p30%ճzwSp40%˺mbϻѩɽȵϡ
2ȸԺĥg
]ȸߣɑBBͬOW|KĥԺͻ؏Ժãc]\]؏ʿc\]ëȜ삐ճzwSö]ijߴ緀Բ׃ΣͻWˎƷԃچΰwS
3͟ἰϻ
۱ϩwScͣ165~173棩͟ķԲ]͟ԡϻԲ٠Cͨ^ڼzrϻ俹ϻ
4늽^
۱ϩwSʺܸߣ71019.cmϵСcWwS]늽^Ժͱů^ӹrao
5С
۱ϩwSԺȾɫڻWwS^ģسС0.03%]^оãˮͨ^wSеë܁ųwSҿsˮС]ϴɵc
6Ⱦɫ
]Ⱦɫ^ɫȾɫζȲͨȼϾʹȾɫɫ]DzüǰɫaġɲԭҺɫwSڼzǰȼϽjτ@cPPȾٿ
ppc@ճıõx
ɽ|IAw؟ι˾Ia]pp]PP]ȫPPȫ]ȫKPPȫK]FDYz]Wjz]Lz]Տz]PPaƷNȫأ֮aƷڣ
![ɽ|IAw؟ι˾ҪaN۱]pp]ȫ]ȫK]FDYz](images/top_01.gif){kind=small}
![ɽ|IAw؟ι˾ҪaN۱]pp]ȫ]ȫK]FDYz](banner/news.jpg)
![Ї]W㹩](Images/VIP.jpg)