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【多选题】
电子计算机器的基本特征是（ ）A.
基于二进制 -- 存储 0 和 1 的元件如电子管、晶体管等
B.
基于二进制的运算与变换；
C.
电子技术实现计算规则；
D.
集成技术实现更为复杂的变换；
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举一反三
【简答题】10的原码等于___,-10的原码等于___。
【单选题】Engine Instruments are used to check and indicate the engine operating conditions of the instrument, such as .
A.
the main tachometer
B.
pressure gauge
C.
vibration indicator
D.
all of above
【单选题】Which description is right?
A.
Flight Instruments is the groups of instrument for indicating the motion parameters (including linear and angular motion) of an aircraft in flight. Including air data instruments, heading instruments and attitude instruments.
B.
Engine instruments are used to check and indicate the engine operating conditions of the instrument, the main tachometer, pressure gauge, thermometer, flow meter, vibration indicator, etc..
C.
Auxiliary Instrument is the group of systems such as aircraft control system, air conditioning system, power supply system, hydraulic system, etc.. The main hydraulic pressure meter, voltmeter, frequency meter, etc..
D.
All the description above is right.
【单选题】将端口模式设置为访问模式的命令是：
A.
switchport access
B.
switchport interface accesss
C.
switchport mode accesss
D.
switchport mode interface
【多选题】对危险有害因素的识别主要从以下哪些方面进行_________
A.
气候条件
B.
道路、运输和建构筑物
C.
工艺工程及安全管理措施
D.
生产设备、装置及相关作业环境
E.
总平面布置
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