low voltage battery
motor attenuator set
DC exciter generator
AC supply
第1题：
The type of installation “________” is selected by most users, the sof1be installed with the most common options.
A.Typical
B.Complete
C.Custom
D.Minimum
第2题：
此题为判断题(对，错)。
第3题：
此题为判断题(对，错)。
第4题：
The type of installation“(71)”is selected by most users, the software installed with the most common options.
A．Typical
B．Complete
C．Custom
D．Minimum
第5题：
In a modern three-phase A.C. synchronous brushes generator, the excitation winding is on the rotor. That means .
A.The generator need not excitation.
B.The winding on the rotor is for inputting excitation current.
C.There are three phase windings on the rotor.
D.The generator has no brushes.
第6题：
A.are the most three common means
B.are the most common three means
C.are the three most common means
D.are three the most common means
第7题：
A、most common
B、commonest
C、commoner
D、the common
第8题：
The most common form. of written project communication is
A Publications
B Bulletin boards
C Reports
D Letters and memos
E All of the above
第9题：
The most common query language is______．
A．C
B．Java
C．perl
D．SQL
第10题：
A. source address
B. options
C. sequence number
D. sources
E. destination port
F. checksum