Q: What do you have with five Metallurgists in the room?A: Five opinions! If you are not sure about the correctness of the answer, maybe by looking at the picture below, which I have taken from a book (Engineering Problem …

میخواهم بدون مقدمه شروع کنم. فکر نمیکنم اصلاً به مقدمهی خاصی نیاز باشد. قرار است به یک پرسش ساده پاسخ …
Traditional Metal Identification Techniques