堆焊层 meaning in Chinese

overlay

Ultrasonic examination for cladding
堆焊层超声波探伤方法
The study of surface cracks ream on overlay of hydrogenation reactor
热壁加氢反应器堆焊层表面裂纹扩展初析
Failure analysis and preventing measure for worm ' s clad in expanding drier
螺旋叶堆焊层的失效分析及改进措施
Effect of different aging treatment on the hardness and wear - resistance of hardfacing layers
不同时效处理对堆焊层的硬度和耐磨性影响
Effect of yttrium oxide on microstructure and properties of the alloy cast iron overlaying welding
3对合金铸铁焊条堆焊层组织与性能的影响

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