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2024-05-06 0品名及型號密度剪切強度水蒸氣透過率熱失重丁基膠881型1.050.19-0.20.2-0.220.54-0.56丁基膠882型1.240.21-0.220.41-0.450.6-0.62丁基膠883型1.380.23-0.240.61-0.650.7-0.72?????
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2024-05-06 面議/噸品名及型號密度剪切強度水蒸氣透過率熱失重丁基膠881型1.050.19-0.20.2-0.220.54-0.56丁基膠882型1.240.21-0.220.41-0.450.6-0.62丁基膠883型1.380.23-0.240.61-0.650.7-0.72
2018-04-04 0