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Change log entry 97122
Processed by: kbaiko (2026-08-15 14:18:28 UTC)
Comment: << review queue entry 88822 - submitted by 'encn' >>
国内70%以上的PVC采用“电石法”生产,而电石的原料是焦炭(煤炭深加工产品),煤电又是电石生产的主要能源,煤炭成本占PVC总成本的60%以上。
Diff:
電石 电石 [[dian4shi2]] /calcium carbide/
By MDBG 2026
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