接入10千伏及以下的分布式电源接入电网有哪些接入形式？
The heat removed from the refrigerant in the condenser of a refrigeration plant is the （）
A. latent heat of expansion
B. sensible heat of condensation
C. heat of compression
D. all of the above
用strace工具跟踪某个进程与网络相关的活动，则执行（）命令。
A. strace trace=network process_name
B. strace trace=process_name
C. strace process_name
D. strcace trace=process_namenetwork
Which of the following commands will display the name of the IOS image file being used in a Cisco router?（）
A. Router# show IOS
B. Router# show version
C. Router# show image
D. Router# show protocols
E. Router# show flash
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