IES LM-41-20 (R2023)
کتابخانه الکترونیکی دیتا ساینس
شناسه: IES LM-41-20 (R2023)
عنوان: Approved Method: Photometric Testing of Indoor Fluorescent Luminaires
لینک: https://store.accuristech.com/standards/ies-lm-41-20-r2023?product_id=2206695
شناسه: IES LM-41-20 (R2023)
عنوان: Approved Method: Photometric Testing of Indoor Fluorescent Luminaires
لینک: https://store.accuristech.com/standards/ies-lm-41-20-r2023?product_id=2206695