coolantn.冷冻剂coolant charging system塄却剂进给系统coolant-water effluent冷却水出水coolant temperature gage冷却液温度表coolant circulation unit冷却液循环装置coolant temperature gauge冷却液温度表coolant-charging system冷却剂进给系统coolant for wire-drawing拔丝冷却剂Coolant temperature sensor冷却液温度感知器coolant magnetic separator冷却剂磁力分离器coolant pressurizing method冷却液加压法