题目内容

WhyshouldtheSESoperatorsbeverycarefulwhentheshipenterstheareawherethreeoceanregionsoverlap?Because().

A. theweatherisalwaysterrible
B. theconditionthereiscomplicated
C. thesignalsaretoostrong
D. theirSESmayrecivethesignalsfromunwantedsatellite

查看答案
更多问题

必要带宽计算公式中以Hz表示的必要带宽的常用术语符号是()

A. B
B
C. R
D. N

英国巴斯的建筑特色,在于有很多()建筑。

A. 不规则
B. 弧形
C. 仿古

Thereare()NCSsintotal,oneineachoceanregion,theAOR(EandW),IORandPOR.

A. 3
B. 2
C. 1
D. 4

AseachMSImessagewillhaveauniqueidentity,theprintingofmessagesalreadyreceivedcorrectlyis().

A. automaticallysuppressed
B. finishedbytheoperator
C. manuallysuppressed
D. doneagain

答案查题题库