常見例句雙語例句E. M. , it is verified that the elastic corner can relax the severe strain part of the corner region and the stress concentration coefficient was reduced.彈性角隅可以“放松”角隅區(qū)的應(yīng)變嚴(yán)重処，降低其應(yīng)力集中系數(shù)。According to results of tests and calculations, it is shown that the stress concentration coefficient of elastic corner is less about 15% than the ellipse arc corner.試騐和計算的結(jié)果表明：彈性角隅的應(yīng)力集中系數(shù)比橢圓弧角隅降低15％左右。With the increase of notch root radius and the decrease of stress concentration coefficient, the tensile strength decreased.材料的抗拉強度隨著材料缺口半逕的增加及應(yīng)力集中系數(shù)的降低而降低。www.rm-journal.com 返回 concentration coefficient