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- Application of organic retarded mud acid to reacidizing in injection wells in Lunnan Oilfield is described in this paper. 文中主要介紹有機緩速土酸在輪南油田注水井重復酸化中的應用。
- A new type of low damage organic mud acid system LDA?2 is developed to solve the problem of serious underinjection of partial water injectors in Binnan oilfield. 為解決濱南油田部分注水井欠注嚴重的問(wèn)題,研制了一種新型低傷害有機土酸液體系LDA-2。
- When clay mineral has been treated by fluoboric acid and mud acid,cation exchgnge capeity (CEC) and exchange hydrogen ion will be decred,and the Spent acid still has some capability to lower CEC. 粘土被氟硼酸、土酸處理后，陽(yáng)離子交換容量（CEC）、交換性氫都將降低，且殘余酸液還具有一定的降低CEC的能力。
- The reversed mud acid is the mud acid whose concentration and volume of hydrofluoric acid is higher than that of hydrochloric acid, its treatment mechanism is identical to the mud acid. 逆土酸系指氫氟酸濃度和用量高于鹽酸濃度和用量的土酸，它處理地層的機理與土酸相同。
- Usually 12%HCl+3%HF+additive is used for acidization in sandstone formation. But for special formation,such as low damage and low reservoir pressure etc. ,high-concentration mud acid is adopted. 砂巖地層酸化解堵一般采用 1 2%25HCl+ 3%25HF +添加劑的標準土酸體系 ,但對特殊儲層 ,如傷害半徑小、油層能量低等儲層 ,為達到特殊的酸化目的 ,可以采用高濃度土酸進(jìn)行酸化。
- hydrochloric/hydrofluoric acid system(mud acid) 鹽酸/氫氟酸（土酸）體系
- That maths exam I took was a regular brain drain. 絞盡腦汁的數學(xué)測驗，我真是絞盡了腦汁。
- The tuck slowly ploughed through the mud. 車(chē)在泥濘中吃力地緩慢行駛。
- I must insist on more regular hours. 我必須強調起居定時(shí)。
- Evaluation of corrosion inhibitor of stainless steel in mud acid 土酸介質(zhì)中不銹鋼高溫緩蝕劑的評價(jià)
- The rebels made regular attacks on the railways. 叛軍不時(shí)地襲擊鐵路。
- A passing car splashed mud on my new trousers. 路過(guò)的一輛車(chē)把泥水濺到我的新褲子上了。
- The mud was soft and our feet sank in. 泥很軟，我們的腳都陷進(jìn)去了。
- He comes back to see us at regular intervals. 他每隔一段時(shí)間就回來(lái)看看我們。
- The truck bespattered my clothes with mud. 卡車(chē)濺得我滿(mǎn)身衣服都是泥漿。
- The computer gave a regular bleep. 計算機發(fā)出有一定節律的嗶嗶聲。
- The heavy wheels churned the earth into mud. 笨重的車(chē)輪將大地碾成了泥漿。
- I am a regular reader of this newspaper. 我是這份報紙的長(cháng)期讀者。
- He works hard and keeps regular hours. 他工作努力，生活很有規律。
- EFFECT OF FLUOBORIC ACID AND MUD ACID ON CLAY SWELLING PROPERTY 氟硼酸、土酸對粘土膨脹性能的影響
