The other, a pressure-sensitive gauge, measures the intensity and duration of uterine contractions.
另一个是压力感应器，测量宫缩强度和持续时间。
2
The even intensity and long duration of these murmurs reflect the large pressure difference across the orifice where the sound originates.
杂音的平均强度和长持续时间反映出声口压力差异很大。
3
As the duration of the filter cake layer thickness, increase, resistance increases, filtering the duration of the pressure difference with a straight-line growth.