在心理咨询的各种形式中，最主要而且最有效的方法是（） ["电话咨询","面对面","专题咨询","互联网咨询"]
在电介质上施加直流电压后，由电介质的弹性极化所决定的电流称为（）。 ["电导电流","电容电流","吸收电流"]
液化石油气钢瓶的定期检验项目包括：壁厚测定、容积测定、水压试验或残余变形率确定（）。 ["瓶阀检验","气密性试验","外观检验","残液残气处理"]
激励
A company is deploying a Microsoft Windows-based， mission-critical Data Warehousing application. The customer has specified 4GB of RAM. Which TWO of the following questions will best help the consultant determine the proper memory configuration？（） ["Does the application require a large paging space？","What is the anticipated memory\/disk cache hit ratio？","Does the application support Physical Address Extensions （PAE）？","Are there future plans to expand the amount of memory in the system？","Do the application availability requirements justify the use of Memory Mirroring technologies？"]
在相同的线电压条件下，负载作为三角形连接时的有功功率是负载为星形连接时有功功率的（）倍。
