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聚萘二甲酸乙二酯
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聚萘二甲酸乙二酯
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理学
聚萘二甲酸乙二酯
释
polyethylene naphthalate
聚萘二甲酸乙二酯
由2,6-萘二甲酸与乙二醇为单体的聚合物。
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sealing technique of vacuum electronic device
sealing up
seal inscriptions
seal memorial to the throne
seal mineral material
seal of chairman of China Civil Rights Protection League
seal of compressor
Seal of Empress
Seal of Imperial Concubine Li
Seal of Imperial Concubine Shao
Seal of the Central Executive Committee of the Soviet Republic of China
seal pressure control system
sealprint examination
seal running test
Seals
Seals and Inscriptions by Chinese Calligraphers and Painters
Seals Carved by Tong Changling
seal scripts
seals made by Cheng Sui
seals made by Deng Shiru
seals made by Ding Jing
seals made by He Zhen
seals made by Wen Peng
seals made by Zhao Zhiqian
Seals Office
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