What those early craftsmen had found by trial and error was that under pressure a pagoda's loose stack of floors could be made to slither to and fro independent of one another.
"那些早期的工匠通过反复试验发现：在压力作用下，宝塔松散堆叠的楼层可以彼此独立地来回滑动。
2
The difference between the measurements is independent of a constant determinate error.
测量之间的差异与恒定测定误差无关。
3
On the foundation of the analysis and comparison of the error of the combination forecast and independent forecast, the paper has given the conditions of the former being least.