The shape of the curve would vary with liquid velocity, viscosity, pipe size, and pipe surface roughness.
曲线形状随液体速度、粘度、管子直径和管壁粗糙度而变化。
Arc Burns. Localized points of surface melting caused by arcing between electrodes or ground and pipe surface.
电弧烧伤。由于电极(含接地极)与管子表面之间起弧而产生的局部表面熔化点。
Aluminium frame. High-quality steel pipe surface spray holder, with heat-shrinkable tubes coat to prevent scratch.
铝合金框架。支架采用优质钢管表面喷塑处理。外套热缩管，防划伤。
A blackbody furnace of heat-pipe surface source with large aperture was developed for the calibration of infrared image optical systems.
针对红外成像光学系统校正，研制了大口径热管面源黑体炉。
Quantitative analyses have been made on the composition of corroded products and the macro-residual stress on the pipe surface by EDX and XRD.
应用x射线能谱仪和x射线衍射仪分别对腐蚀产物及管表面宏观残余应力进行定量分析。
The electric heating belt can be cut flexibly according to the actual needs. And it is flexible and can be installed closely on the pipe surface.
该电热带在现场能按实际需要长度任意剪切，并具有柔软性，可以紧贴管道表面敷设。
The collecting device has the advantages of simpler structure and less maintenance amount, can eliminate noise, and protects quality of the steel pipe surface.
该收集装置结构特别简单，维护量很小，使用该收集装置能消除噪声，并保护钢管表面质量。
Contact mark. Intermittent marks adjacent to the weld line resulting from the electrical contact between the electrodes supplying the welding current and the pipe surface.
触点痕。由于供焊接电流的电极与管子表面间的电接触，致使在焊缝线附近产生不连续痕迹。
Detailed is the powder-coating process and principles of steel pipe by static electricity as well as the process of both chemical and mechanical pretreatment on steel pipe surface.
详细介绍了钢管粉末静电涂装生产工艺和原理以及对钢管表面进行化学、机械的预处理工艺。
The major equipment, process flow, main parameters, overall design scheme and program design of the production line for sand blast both inside and outside the pipe surface are introduced.
介绍了钢管内外表面喷砂除锈生产线的主要设备、工艺流程及主要参数，电气系统总体方案设计和程序设计。
The major equipment, process flow, main parameters, overall design scheme and program design of the production line for sand blast both inside and outside the pipe surface are introduced.
介绍了钢管内外表面喷砂除锈生产线的主要设备、工艺流程及主要参数，电气系统总体方案设计和程序设计。
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