单选题在MF/HF频段上,一般DSC呼叫确认和所有船台发往岸台的非遇险电文的呼叫,点阵均为()。A200比特B20比特C100比特D150比特
单选题
在MF/HF频段上,一般DSC呼叫确认和所有船台发往岸台的非遇险电文的呼叫,点阵均为()。
A
200比特
B
20比特
C
100比特
D
150比特
参考解析
解析:
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