When I started working at an engineering company, I fully understood that performance of an engineer depends on myriad factors. At the same time, I saw these two images in one of Joseph Edward Shigley’s books and saved them.
ریتون زرین به شکل سر شیر متعلق به دوره هخامنشی ( ۴۵۰ – ۵۰۰ پیش از میلاد) به بلندای 22 …
سه سال پیش مورد لطف دوستی ارجمند قرار گرفتم و ایشان کتابی را که از خاطرات پدر بزرگوارشان به رشتهی …
Standards organizations can be classified by their role, position, and the extent of their influence on the local, national, regional, and global standardization arena. By geographic designation, there are international, regional, and national standards bodies. By technology or industry designation, …
