在焊接处看到了夹渣，气孔及未熔透区的油漆。
Slag, blowholes, and paint on unfused regions were observed at the welded junctions.
研究表明裂纹是从纵向加劲助未熔透的对接焊缝中起始…
This indicated that the fracture had initiated at the unfused butt weld in the longitudinal stiffener.
应力腐蚀裂纹是造成加热器泄漏的直接原因，结晶裂纹、焊缝熔深小及坡口底部未熔透也是加热器泄漏的原因。
Heater leak occurs by direct reason of the stress corrosion cracking, while by other reasons of solidification cracking, small fusion depth of welding joint and non...
对脉冲TIG焊未熔透型熔池在脉冲峰-基转换期间熔池三维形态变化行为进行了定性的分析，并从力和能量角度建立了未熔透熔池液面形态的数学模型。
The qualitative analysis is carried out on the behavior of the partial penetrated weld pool with welding current changing from pulsed peak value to base value during pulsed TIG welding.
对脉冲TIG焊未熔透型熔池在脉冲峰-基转换期间熔池三维形态变化行为进行了定性的分析，并从力和能量角度建立了未熔透熔池液面形态的数学模型。
The qualitative analysis is carried out on the behavior of the partial penetrated weld pool with welding current changing from pulsed peak value to base value during pulsed TIG welding.
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