查阅不良资产处臵档案的有关公文、介绍信等要粘贴在原件后保管，并将查阅日期和有关情况在卷宗末页备考表中作详细记录。
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In a refrigeration system, which of the following statements describes the actions occurring when a solenoid valves, used in conjunction with an unloader head is energized?（）
A. The solenoid valves directs high pressure gas to the valve lifting device raising the suction valve off its seat and causing one specific cylinder to become unloaded
B. The solenoid valves directs high pressure gas to the underside of the unloading piston, causing it to rise and allowing the recirculating ports to be opened
C. When the solenoid valve becomes energized, the valve ports become closed, allowing discharge pressure to build up above the piston, shifting it and causing it to unload
D. The solenoid valve allows the refrigerant to pass from the suction chamber to the top of the unloader piston, causing the piston to lift and unload the cylinder
《非法用工单位伤亡人员一次性赔偿办法》中提到的一次性赔偿金的赔偿基数是指（）。
税务机关在风险管理过程中最主要的手段是（）
A. 风险提醒
B. 纳税评估
C. 反避税调查
D. 税务稽查
任务成本是评价一项任务是否成功的第二个关键因素，成本的变化将直接影响任务的成功。（）
A. 正确
B. 错误
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