powder metallurgy

短语词组

短语

• powder r metallurgy 粉末冶金学;粉末冶金
• Powder -metallurgy Parts 佳得伟实业有限公司
• Niobium powder for metallurgy 冶金用铌粉
• powder fusion metallurgy 粉末熔炼
• Tantalum powder for metallurgy 冶金用钽粉
• powder extraction metallurgy 粉末提取冶金;粉末制取冶金
• powder -metallurgy bar of tungsten 粉冶钨条
• powder metallurgy porous material 粉末冶金多孔材料
• powder metallurgy structural parts 粉末冶金结构零件
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