关于明朝历史的好书:伪DOS？我在命令提示符里输入了“ net stop server”,就跑出来下面的内容：

Application Layer Gateway Service
Automatic Updates
COM+ Event System
Cryptographic Services
DCOM Server Process Launcher
DHCP Client
Distributed Link Tracking Client
DNS Client
Error Reporting Service
Event Log
Fast User Switching Compatibility
Help and Support
IPSEC Services
Network Connections
Network Location Awareness (NLA)
NVIDIA Display Driver Service
Plug and Play
Print Spooler
Protected Storage
Remote Procedure Call (RPC)
Rising Personal Firewall Service
Rising Process Communication Center
RsRavMon Service
Secondary Logon
Security Accounts Manager
Security Center
Server
Shell Hardware Detection
SSDP Discovery Service
System Event Notification
System Restore Service
Task Scheduler
TCP/IP NetBIOS Helper
Terminal Services
Themes
WebClient
Windows Audio
Windows Firewall/Internet Connection Sharing (ICS)
Windows Image Acquisition (WIA)
Windows Management Instrumentation
Windows Time
Wireless Zero Configuration
Workstation

命令成功完成。
请问一下他们都是些什么服务啊，那些可以删除不用的啊，？？？