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pentek | |||
pentaerythritol; PE; tetramethylolmethane | |||
pentaerythrite | |||
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pentaerythritol; pentaerythrite | |||
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pentaerythrite; pentaerythritol |
季 戊 四 醇 : 74 phrases in 10 subjects |
Chemistry | 19 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 14 |
Oil / petroleum | 2 |
Pharmacology | 10 |
Plastics | 11 |
Polymers | 5 |
Space | 1 |
Technology | 10 |
Water resources | 1 |