Asked | Open questions | Answered Points Date Pair Term / Answer given Level Status Gloss 4 Apr 30 '13 fas>eng تردی Brittleness pro closed ok - Apr 30 '13 fas>eng شیر تخلیه outlet valve pro closed ok 4 Apr 30 '13 fas>eng استحکام کششی tensile strength pro closed ok 4 Apr 30 '13 fas>eng تست گوی ضربه ای charpy impact test pro closed ok 4 Apr 30 '13 fas>eng تست اسپارک ولتاژ قوی high voltage spark testing pro closed ok Asked | Open questions | Answered