相差6.557厘米。34码大约是90厘米。34-7=27,27/10=2.7尺,2.7*33.33=89.99厘米。36码是96.557厘米。36一7=29寸=2.9尺,2.9X33.33=96.557厘米。96.557一90=6.557厘米