Keying a transmitter means __ on or off the transmitter.
A、putting
B、opening
C、turning
D、taking
发布时间：2025-08-12 10:06:35
请在 下方输入 要搜索的题目：
推荐参考答案 (
由 搜搜题库网 官方老师解答 )
答案：
相关试题
- 1.Keying a transmitter means __ on or off the transmitter.
- 2.'20% off' means ____.
- 3.变送器transmitter
- 4.A basic communications system consists of a transmitter, an information channel and a
- 5.Among the following substances, those belonging to the central inhibitory transmitter are
- 6.In the wireless communication system , the transmitter and receiver are both have oscillator circuits
- 7.off
- 8.In the first sentence, “by no means” means ____.
- 9.cut off
- 10.locked off
