Time-Frequency Characteristics of Fluctuating Pressure on the Bottom of the Stilling Basin with Step-Down Floor Based on Hilbert–Huang Transform

Table 3

The measuring point position table on the central axis of the bottom plate of the stilling pool.

Measuring point number	η
P1	0.025
P2	0.075
P3	0.125
P4	0.175
P5	0.225
P6	0.325
P7	0.45
P8	0.64