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Ʒչ
PA-80½ճ
PA-80½ճһӱIJͻϽϼԸòΪϼĽעϾܺԽܡòƷû鼰ȫأûĺòƷ8612ͨʡ87пƼȽ88ȫǻƻɹչͭ89ʡʲƷƺš
ƷҪܣ
ɫ
ճ
(Ϳ-425)
25-32
g/cm
3
(20ʱ)
1.50-1.60
%
52.0
6
;ΪעϡϡϡͻཬȽϼͻάճ汣Ϳ㡣
[
رձҳ
]
ҳȨ @ 2014 ϳɲ˾ нͻ˾
ICP11076310
[
̨
]