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altonray 2022-04-17 12:14:24 2022-08-06 15:59:31 نور چیست؟
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altonray 2022-04-17 11:39:15 2022-05-10 17:40:26 نیاز ما به نور از روشنایی طبیعی تا چراغ
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altonray 2022-04-14 10:03:56 2022-09-10 11:24:34 توان الکتریکی (Electric power)
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altonray 2022-04-13 12:43:00 2022-05-10 17:28:39 شار نوری
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altonray 2022-04-13 12:39:24 2022-05-10 17:29:25 شرکت osram
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altonray 2022-04-13 12:38:11 2022-05-10 17:29:36 LED CHIP چیست
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altonray 2022-04-13 12:35:54 2022-05-10 17:30:40 PF چیست ؟
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altonray 2022-04-13 12:32:19 2022-05-10 17:31:35 CRI چیست ؟
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altonray 2022-01-29 16:49:51 2022-05-10 17:35:34 کدام دمای رنگ مناسب محیط زندگی شماست؟!
رفتن به بالا
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altonray2022-04-17 12:14:242022-08-06 15:59:31نور چیست؟