Several years ago Dee Roskelley faced a challenge common to many in custom metal fabrication: Where to invest next? Roskelley is vice president of procurement and manufacturing technology at Richards Sheet Metal Works, a custom fabricator in Ogden, Utah. He knew the workhorse on the shop floor, a 5-kW CO_2 TRUMPF laser with linear drives, was showing its age after a decade of service.
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机译：几年前，Dee Roskelley面临许多定制金属制造行业的共同挑战：下一步该投资何处？ Roskelley是犹他州奥格登的定制制造商Richards Sheet Metal Works的采购和制造技术副总裁。他知道车间的主力军，即带有线性驱动器的5 kW CO_2 TRUMPF激光器，在使用十年后已经显示出其使用寿命。
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