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feb 20, 1998 - 1998年2月20日上海30万吨乙烯装置改扩建工程投料开车成功。

Description:

1998年2月20日上海30万吨乙烯装置改扩建工程投料开车成功。

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工业大事年表

2 Sep 2023

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731

Date:

feb 20, 1998

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~ 28 years ago

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