第一次比较是在音调的数目之间，因为比较七分音序列和二分音序列是没有意义的。
The first comparison is between the number of tones, as there is no point comparing a seven-tone sequence to a two-tone sequence.
当载荷不是由压力引起时比较压力比值和应力比值是足够的，也就没有意义。
Comparison of pressure ratios to stress ratios may suffice when loadings not caused by pressure are insignificant.
当载荷不是由压力引起时比较压力比值和应力比值是足够的，也就没有意义。
Comparison of pressure ratios to stress ratios may suffice when loadings not caused by pressure are insignificant.
应用推荐