Multi-channels ultrasonic is dealt with, which is a key technology of in-line inspection of pipeline corrosion.
多通道超声自动检测是管道腐蚀内检测的关键技术。
Raman and IR spectra are widely used in the qualitative and quantitative analysis of nuclear compounds, and in the on-line corrosion study of nuclear materials.
拉曼和红外光谱被广泛应用于对核材料化合物的定性定量分析，和对核材料的在线腐蚀研究。
The kinetics of crevice corrosion and water-line corrosion of these metals and the effects of inhibitors on crevice corrosion and water-line corrosion were studied.
研究了这些金属的缝隙腐蚀和水线腐蚀的机理，以及添加缓蚀剂对缝隙腐蚀和水线腐蚀的影响。
The principles of on-line corrosion monitoring technology, method, and typical application are discussed, and significance of on-line corrosion monitoring is described.
文章对在线腐蚀监测技术的原理、方法以及典型的应用进行了阐述，说明了在线腐蚀监测的意义。
The severe corrosion of stainless steel fastening bolts on Electrolytic Galvanizing Line(EGL)in cold strip mill plant under current working conditions has been studied.
采用浸泡、电化学、模拟试验以及拉伸试验对冷轧厂电镀锌机组不锈钢紧固螺栓在现行工艺条件下遭受严重腐蚀进行了研究。
By statistically analysing those accidents of gas trunk line at Sichuan OaS Field, the paper concludes that the internal corrosion is the main reason in pipeline accidents.
本文通过对四川气田输气干线事故的统计分析，说明了内腐蚀是管道事故发生的主要原因。
A pump that injects chemicals into a flow-line system for the purpose of treating emulsions or corrosion.
为破怀原油乳状液或防腐，向出油管系统内注化学药剂的泵。
Two kinds of heat simulated specimens of fusion line are made that their resistance to H2S stress corrosion is proved to be the minimum.
作了两种熔合线部位的热模拟试件，证明其抗h_2s应力腐蚀性能最差。
Corrosion under a scribe line or an area of damaged coating or edge, after salt spray testing or other testing.
在盐雾试验或其它试验后沿着划线涂层边缘的腐蚀。
The results shows that the corrosion is an ideal austenite crystal boundary corrosion for pipe line steel. The accuracy of adopted determination method is high.
结果表明，此浸蚀剂是管线钢一种理想的奥氏体晶界浸蚀剂，所采用的测定方法的精确度较高。
The steel with discontinuous flowline microstructure has lower grooving corrosion susceptibility and only single corrosion groove exists along the welding line.
而不连续流线组织的钢板具有较低的沟槽腐蚀敏感性，在焊缝处产生单腐蚀沟槽。
The chemical composition, mechanic property, weldability and corrosion resistance of argon arc welding wire for low carbon steel pipe line are contrasted and analyzed.
对低碳钢管线用的氩弧焊丝的化学成分、机械性能、可焊性能、耐腐蚀性能进行对比分析，为合理选用焊丝提供了依据。
With the above technology applied to wire production line, the pre-coating wire with excellent corrosion-resistance can be made and the metal coating efficiency can be raised greatly.
把此过程应用于卷材生产线上，就可以得到防腐性能非常优异的预涂卷材，同时能大大提高金属涂覆的效率。
Electroplating trough: bearable, storage solutions, the pilot line chemicals general considerations intensity, corrosion resistant, heat resistance, and other factors.
电镀槽：可承受，储存电镀药水的槽体，一般考虑强度，耐蚀，耐温等因素。
A durable axial-flow pump with simple structure, low cost and durable is designed out according to the corrosion resisting requirements of chemical plating production line.
根据化镀线耐腐蚀的要求，设计出结构简单、成本低廉且经久耐用的轴流泵。
Corrosion behaviour of 28 kinds of synthetic materials including rubber, plastic and synthetic resin was investigated by in situ exposure testing in production line.
通过28种橡胶、塑料、合成树脂在食盐电解槽盖中的现场挂片试验，研究其腐蚀行为。
The DFT? Model DLC? is a corrosion resistant, dependable, versatile and economical spring assisted, in-line check valve for a wide range of applications.
抗腐蚀、通用和可靠的弹簧止回阀，经济型、管内螺纹，适用于大部分设备。
Automatic painting line, use water-based enamel paint, beautiful appearance, strong adhesion and corrosion resistance.
全自动喷漆线，使用水性磁漆，外观精美，附着力强，耐腐蚀。
Consequently, pitting corrosion resistance of the welded joint declines obviously and pitting preferentially occurs at ferrite phase in the high temperature HAZ near the fusion line.
焊接接头的耐点蚀性能明显下降，点蚀优先发生在高温热影响区所在的铁素体晶粒内。
Consequently, pitting corrosion resistance of the welded joint declines obviously and pitting preferentially occurs at ferrite phase in the high temperature HAZ near the fusion line.
焊接接头的耐点蚀性能明显下降，点蚀优先发生在高温热影响区所在的铁素体晶粒内。
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