The maximum velocity V in blasting vibration is a random variable,it has no definite function relation to Q and R in general meaning.So V only can be controlled in a confidence interval.

• 阐述了爆破地震波的质点最大振速V是一个随机变量，它与Q、R没有一般意义上确定的函数关系，因此振动只能控制在某一区间。