What is the calling and distress frequency_爱下问搜题

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问题单项选择题

What is the calling and distress frequency on a single side band (SSB) marine radiotelephone?（）

A.1492 kHz

B.1892 kHz

C.2082 kHz

D.2182 kHz

答案

参考答案：D

选择题

My father wants me ____ vegetables every day. [ ]

A. to eat

B. eating

C. eat

单项选择题

帐面价值又称为（）.

A、票面价值

B、股票净值

C、清算价值

D、内在价值