n. [机] 镦锻机,冷顶锻机;杆端锻粗机
an unexpected winner; someone who defeats the favorite competitor
镦锻机
镦粗机
顶锻机
平锻机
锻头机
顿锻,缩锻,镦粗
... upsettermachine镦粗机 upsetter镦锻机 upsettingmachine镦粗机 ...
... upsetwelding电阻对接焊 upsetter顶锻机 upsetting顶锻 ...
... upsetwelding电阻对焊接 upsetter锻头机 upsettingmachine锻头机 ...
... 滚轧机 Rolling Th 镦粗机 Upsetter 镦粗机 Upsetter ...
[机]镦锻机,冷顶锻机;杆端锻粗机