Some good tricks to measuring a functionaldistance.
测量功能性距离,有些好方法。
2
Functionaldistance is a measure of space based on how that space is used, rather than its absolute measurement.
功能距离是依据空间的使用功能而非它的绝对测量值来衡量出的空间距离。
3
Primary efficacy measures were the 6-minute walking distance (6mwd) test, change in New York Heart Association functional class and several standard dyspnoea rating scales.