خواندن بعدی
From the time that ASME’s founders, Henry R. Worthington, Alexander Lyman Holley, and John Edson Sweet, gathered in New York City for the first time in 1880 until today, ASME standards have changed over the years to include new construction …
For the vast majority of human history, only a few metals, including iron, copper, tin, and lead, were in common uses. These metals of antiquity are those that are typically found in relatively high concentrations of one-half weight percent or …
dislocations are like humans- Rev 0
فولاد یکی از کالاهای مهم و تأثیرگذار در رشد و توسعهی صنعتی کشورها است. این کالا بعد از نفت وگاز …
