下载APP
举一反三
【单选题】主站下发数据：10 69 1b 00 84 16 终端回复数据：10 c9 5e 00 27 16 主站下发数据：10 49 1b 00 64 16 主站召唤装置地址是（ ）
A.
84
B.
27
C.
16
D.
94
【单选题】IEC60870-5-1012002规约原码为（主站）M→R（RTU）105B015C16，请问主站召唤的是几级数据？（）
A.
一级
B.
二级
C.
三级
D.
四级
【单选题】Questions 57 to 61 are based on the fallowing passage. Our culture has caused most Americans to assume not only that our language is universal but that the gesture we use is understood by everyone. We...
A.
cultural self-centeredness
B.
casual manners
C.
indifference towards foreign visitors
D.
arrogance towards other cultures