“multi-billet extrusion”的概念、定义、翻译、参考文献-科学参考

单词	multi-billet extrusion
释义	multi-billet extrusion Encyclopedia 工学挤压释 multi-billet extrusion多坯料挤压在同一个挤压筒上开设多个筒孔，在各个筒孔内装入尺寸和材质相同或不同的金属坯料，然后同时进行挤压，使其流入同一个挤压模内焊合成一体，然后再由模孔挤出，以获得所需断面结构、形状与尺寸的产品的新型挤压方法。
随便看	planetary planetary aberration planetary activator planetary alignmentm planetary and lunar ephemerides Planetary and Space Science planetary assembly planetary astronomy planetary atmosphere planetary atmosphere exploration planetary atmospheres planetary biology planetary boundaries planetary boundary planetary boundary layer planetary boundary layer parameterization planetary capture planetary companion planetary configuration planetary construction zone planetary continuously variable transmission planetary coordinate system planetary corona planetary cosmogony planetary data system，PDS

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