影响滚动摩擦的因素
An IPCC Express deployment requires support for 20 concurrently logged-in agents. The agents aresplit across two remote sites, and the High Availability CRS Engine, Database Server, VoIP Monitoring, and Recording server processes run at a central data center. The agents will be using CAD with 7960 phones and end-point monitoring. Very little recording and silent monitoring will be performed, and no historical reporting will be done during call center open hours. Assume the minimum number of servers is desired. How many IPCC Express hardware servers would be required for this IPCC Express deployment?（） ["1 ","2 ","3 ","4 ","5"]
以下属于公路工程造价领域的设备的是（） ["A.木扒杆 ","B.满布式钢管支架 ","C.单导梁 ","D.龙门架"]
贸易条件
You work as a database administrator for Certkiller .com. On a Monday morning， you find the database instance aborted. After inspecting the alert log file， you execute the STARTUP command in SQL*Plus to bring the instance up. What statement is true？（） ["PMON coordinates media recovery.","SMON coordinates instance recovery.","PMON coordinates instance recovery.","Undo Advisor would roll back all uncommitted transactions.","SQL*PLUS reports an error with the message asking you to perform instance recovery.&e"]
适宜的运动强度是在治疗中患者感觉（）或稍微有气喘，但呼吸节律不紊乱。
