span-depth ratio [科技] 跨高比 ; 跨深比
maximum span-depth ratio 最大跨深比
boundary span-depth ratio 允许跨高比
depth-span ratio [建] 高跨比
The position of tensile region of the section at mid-supports goes down as the span-depth ratio reduces.
中间支座截面受拉区的位置随着跨高比的减小而下移；
It is suggested that the span-depth ratio of wall-bearing transfer beam should be less than 8 in seismic design, 10 in static design for SRC structure.
建议一般型钢混凝土托墙转换梁的允许跨高比在抗震设防时不大于8，对非抗震设计工程，跨高比不大于10；
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