热处理对13MnNiMoNbR埋弧焊焊接接头组织与性能的影响
열처리대13MnNiMoNbR매호한한접접두조직여성능적영향
Heat treatment effect on the microstructure and properties of joint for 13MnNiMoNbR welded by submerged arc welding
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