同时购买备用设备和生产设备通常是最经济的。
Typically, it's most economical to purchase spares and production equipment at the same time.
配备有完善的生产设备和生产场地，舒适的办公场所。
Equipped with complete production equipment and production sites, comfortable office premises.
轧机扭振是轧钢过程中经常出现的问题，给设备和生产造成不良的影响。
The torsional vibration often occurs during the rolling process, which will affect the condition of equipment and the production.
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