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- They are fingerlike holes caused by internal corrosion and distributed irregularly. 取样解剖后发现，穿孔多为手指状的直孔，几乎都由内壁点腐蚀引起。
- Thepractice shows that the internal corrosion of gas trunk line could be solv... 实践证明,输气干线采用缓蚀剂保护可以减轻管道的内腐蚀,达到延长管道寿命的目的。
- An illustration is given to the direct assessment on the internal corrosion of wet gas pipeline (WG-ICDA) in the paper. 应用湿气管线的湿气系统内腐蚀直接评价方法(WG-ICDA),在管道内腐蚀发生前,确定出腐蚀的具体位置和数量,并在此基础上进行挖掘检查。
- Traditional coatings have many defects in the application of pipeline internal corrosion protection and the problem of inner joint wrap has not been solved till now. 传统涂料在管道内防腐的应用上存在着许多缺陷,而且内补口问题始终没得到解决。
- The main performances of the internal DPC coating are studied, which show that the coating can effectively control the internal corrosion. 研究了DPC内涂层的主要性能,结果表明DPC内涂层质量可满足控制油井套管内腐蚀的要求。
- Internal corrosion control technology in pipeline includes gravity drop method to measure corrosion speed and pour into anti-corrosion doze. 输气管道内腐蚀控制技术包括采用失重挂片法测量管道内腐蚀速度和加注缓蚀剂等。
- This paper includes the control methods of internal corrosion, selection procedures of inhibitor, calculation procedures of dosage estimation and other relative information. 本文包括内腐蚀控制方法,缓蚀剂选择步骤、缓蚀剂量估算计算步骤和其它有关资料。
- The field coupon tests indicated that the Jurassic oil well pipe in the oil field of PetroChina Changqing Oil Field Company suffered from severe internal corrosion,especially the pit corrosion. 通过现场腐蚀挂片试验,发现中国石油天然气股份有限公司长庆油田分公司某油田开采侏罗系油井管柱遭受严重的内腐蚀,以点蚀为主要破坏形式。
- This method can detect general situation of pipeline internal corrosion under different delivery quantity,and provide reference for further study of pipeline internal corrosion disciplinarian. 该方法可在不同输量情况下检测出管道内腐蚀的大体状况，为管道内腐蚀规律的进一步研究提供依据。
- As the progressive attention is paid to the integrity management of pipelines in China,internal corrosion direct assessment(ICDA)based on integrity management is concerned due to its unique advantage. 近年来管道完整性管理在中国正受到广泛的重视,基于完整性管理的内腐蚀直接评价(ICDA)也将逐渐得到关注。
- Since concrete is an alkaline material subject to attack by acids, it should not be used for small-size sanitary sewers where hydrogen sulfide production can cause internal corrosion. 由于混凝土管是一种碱性材料易受酸的腐蚀，它不能应用在较小的污水管道上，由于产生的硫化氢会腐蚀管子内壁。
- internal corrosion caused by deposit 沉积物垢下腐蚀
- internal corrosion direct assessment (ICDA) 内腐蚀直接评价（ICDA）
- internal corrosion direct assessment (ICDA); 内腐蚀直接评价(ICDA);
- Clean off any corrosion before applying the paint. 先除去所有的锈迹再上油漆。
- I can send him a note via the internal mail system. 我可以通过内部通信系统给他发个通知。
- The convoy commodore sees to the internal management of the convoy. 舰队司令官负责管理舰队的内部问题。
- International Corrosion Council (ICC) 国际腐蚀协会
- This is not the season for internal quarrels. 现在不是内部相争的时候。
- I talked to him on the internal telephone. 我在内部电话上与他交谈。
