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【Вопрос дня】Глубокая переработка 20160516 Аббревиатура волокна полиакрилонафтилена, известного как «искусственная шерсть» (то есть нейлон)...

2016-05-16View Original

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Аббревиатура волокна полиакрилонафтилена, известного под названием «искусственная шерсть» (то есть акрил), — это ( ). А. PE Б. PVC В. PET Г. PAN Ответ: Д, PAN

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