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Educatie tehnologica si aplicatii practice - Clasa 7 ... tehnologica si aplicatii practice... · Fibrele chimice se impart in: — fibre artificiale (väscozä, celofibri), care fabrica
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![Educatie tehnologica si aplicatii practice - Clasa 5 ... tehnologica si... · U prrocese tehnologice simpre de orlriuarua phnreror 1. LUgR[ilLE DE PRECNNNT A TERE]IULUI Cultivarea](https://img.pdfslide.net/doc/110x75/5eaad225a06ce520de7b4179/educatie-tehnologica-si-aplicatii-practice-clasa-5-tehnologica-si-u-prrocese.jpg)
