salinity
temperature
the hydrostatic pressure
Vessel’s speed
第1题：
Which of the following statements represents an advantage of an electromagnetic clutch?
A.Large misalignments can be tolerated between the shaft and engine coupling
B.Slip is held to a minimum when reversing shaft rotation
C.Engine torsional vibrations to the driven shaft are eliminated
D.It aids in maintaining power factor
第2题：
A.RSH
B.SNMP
C.FTP
D.TELNET
第3题：
According to Herzberg, which of the following is a motivational factor?
A Pay
B Hygiene needs
C Achievement
D Working conditions
E Vacation time
第4题：
Which of the following is the form factor of a standard VGA connector?（）
第5题：
Which of the following is not talked in the passage as which can help us communicate?
A.books and magazines B.TV and films C.newspapers D.radio
第6题：
A. 2.4 GHz cordless phone
B. 900 MHz cordless phone
C. Bluetooth headset
D. Bluetooth printer
第7题：
A.copier
B.microwave oven
C.toaster
D.cordless phone
E.IP phone
F.AM radio
第8题：
2 According to Herzberg, which of the following is a motivational factor?
A. Pay
B. Hygiene needs
C. Achievement
D. Working conditions
E. Vacation time
第9题：
Which two devices can interfere with the operation of a wireless network because they operate on similar frequencies? (Choose two.)（）
第10题：
Which two devices can interfere with the operation of a wireless network because they operate on similar frequencies?（）