For the use of filtrationcontrol acid, this problem on acidizing fluid filtration is solved.
滤失控制酸的成功应用，有效地解决了长期困扰酸液滤失的问题。
2
Methods Close observation, rational administration, good command of blood filtration and automatic ultrafiltration control technique were carried out.
方法：密切观察，合理用药，准确掌握血液滤过和自动超滤控制技术。
3
Acid filtration is one of the major factors that restrict the growth of acid etched fractures and filtrationcontrol is the key to deep penetrating acid fracturing technology.