“press piercing”的概念、定义、翻译、参考文献-科学参考

单词	press piercing
释义	press piercing Encyclopedia 工学穿孔释 press piercing压力挤孔将方形或多边形钢锭放在挤压缸中，用压力机驱动带有冲头的挤压杆，将管坯挤成中空杯体的工艺过程。
随便看	energy balance energy balance and transformation of atmospheric general circulation energy balance equation energy balance in steel plant energy balance table energy band energy band engineering energy-band engineering for materials energy band gap energy band of semiconducter energy band of semiconductor energy band structure energy-band structure [energy] band theory energy band theory energy barrier energy basic geological survey energy budget energy budget equation energy budget of aquaculture animals energy carrier energy cascade effect of turbulence Energy Charter Treaty energy chemistry energy circuit

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