因为任何物体都是三维的,故应力状态总应按三向来讨论.A state of stress should always be described as triaxial since any body is three - dimensional.但其实是一幅三维的峡谷涂鸦作品.Actually it is a 3 D rift valley doodle work.就像宇宙空间一样, 海体也是三维的.Like outer space, th...
Last year, economic growth tailed off to below four percent.去年，经济增长率下降到4%以下。There were three moderate climbs to just below the 450 feet contour.刚好在450英尺的等高线之下有3个缓坡。Do you think it's a bit below the belt what they�...