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ȻΪҪԭϣںɸ豸ƳάͬʱƵճͷͣپ¹̻ɸֹͬҪޱƷޡƳް塢ձ̺ձܵƷ
ްɷΪް塢ˮް塢ް塢ܶް塢ްȡ
ǽްص: 1ܣܺޡƷĻԣڳ£25ңȵͨ0.030.047W/(moK)֮䡣 2ȼܣޡƷȼȡпȼճӼĶ١ޡޱʿάȼڼӹƷĹУʱҪлճЩƷȼܻһӰ졣 3ܣޡƷĸܣƷжԽṹͨʱòĦʹܵһΪάգĴݡ
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