poly 4 methylpentene 1 fiber
poly 4 methylpentene 1 fiber
[石油英汉词典]
poly 4 methylpentene 1 fibern.聚4甲基戊烯1纤维
是什么意思，poly 4 methylpentene 1 fiber的解释，poly 4 methylpentene 1 fiber的翻译
poly 4 methylpentene 1 fiber
[石油英汉词典]
poly 4 methylpentene 1 fiber是什么意思，poly 4 methylpentene 1 fiber的解释，poly 4 methylpentene 1 fiber的翻译