油斑形成条件中不正确的是（） ["由于放料不合适或运距远，SMA混合料中骨料与沥青产生离析","SMA混合料温度过低","纤维掺加剂拌和不均匀，拌和时间太短，拌和不够充分","压路机碾压遍数过多，使路面超压"]
As an experienced technician, you are responsible for Technical Support in your company. You ask one of the trainees to document the layers of an existing CIS network. Which three statements best characterize this process? （）(Choose three.) [" It provides reliable input for verifying network consistency."," It requires a network audit to support some upgrade decisions."," It requires a network audit to support any network restructuring."," It begins with gathering organizational input that may be inaccurate."]
平面状
Which three of these pre-requisite for resetting a Catalyst Express 500 switch when Cisco Network Assistant is unavailable？（） ["At Least one enabled switch port that is unconnected to any device","A PC pre-configured with a specific IP Address and Mask","A PC or laptop with Windows 2000 or Windows XP installed and a web browser that has Java Script enabled","Physical Access to Switch","A Switch with no connected device"]
To implement the optional phase zero when using eap-fast for authentication， which of the following parameters must be set on the cisco secure acs？（） ["eap-fast master server","allow automatic pac provisioning","client initial message","authority id info"]
电气设备分为高压和低压两种，其划分标准是什么？多少伏以下为安全电压？
