During core flooding test, the influence of the injected medium on core permeability causes injection pressure to fluctuate.
在岩心流动试验过程中，注入介质对岩心渗透率的影响必然会引起注入压力出现一定幅度的起伏。
2
Intraocular pressure which is one of the most important factors in the diagnosis and development of glaucoma would fluctuate during sleeping time.
夜间睡眠时眼压会升高，而眼压是影响青光眼病情最重要的因素，夜间眼压波动对视功能有很大的损害。
3
The controller is also configured to fluctuate the pressure in the reaction chamber between a second pressure and a third pressure through operation of the pressure intensifier.