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fanyao888:這個(gè)比較難,要找膜片材料商要材料物性,一般不會(huì)給你,你可以買(mǎi)設(shè)備側(cè)實(shí)物,然后轉(zhuǎn)換成數(shù)據(jù)輸入 (2018-12-06 12:03) 7XwFO0==
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