heliograph signal
太阳光信号
heliograph system
太阳光系统
heliograph operator
太阳光操作员
heliograph method
太阳光方法
heliograph technique
太阳光技术
heliograph station
太阳光站
heliograph communication
太阳光通信
heliograph equipment
太阳光设备
heliograph signaler
太阳光信号发射器
heliograph device
太阳光装置
the heliograph was used for long-distance communication.
日光信号机用于远距离通信。
he learned to operate a heliograph during his training.
他在训练期间学会了操作日光信号机。
the heliograph can reflect sunlight to send messages.
日光信号机可以反射阳光发送信息。
using a heliograph requires precise alignment.
使用日光信号机需要精确对准。
they communicated with a heliograph in the mountains.
他们在山中用日光信号机进行通信。
the army relied on heliographs for signaling.
军队依靠日光信号机进行信号传递。
he demonstrated how to use a heliograph effectively.
他演示了如何有效使用日光信号机。
the invention of the heliograph changed military communication.
日光信号机的发明改变了军事通信。
she studied the history of heliograph usage.
她研究了日光信号机使用的历史。
in remote areas, a heliograph can be invaluable.
在偏远地区，日光信号机可以是无价之宝。
heliograph signal
太阳光信号
heliograph system
太阳光系统
heliograph operator
太阳光操作员
heliograph method
太阳光方法
heliograph technique
太阳光技术
heliograph station
太阳光站
heliograph communication
太阳光通信
heliograph equipment
太阳光设备
heliograph signaler
太阳光信号发射器
heliograph device
太阳光装置
the heliograph was used for long-distance communication.
日光信号机用于远距离通信。
he learned to operate a heliograph during his training.
他在训练期间学会了操作日光信号机。
the heliograph can reflect sunlight to send messages.
日光信号机可以反射阳光发送信息。
using a heliograph requires precise alignment.
使用日光信号机需要精确对准。
they communicated with a heliograph in the mountains.
他们在山中用日光信号机进行通信。
the army relied on heliographs for signaling.
军队依靠日光信号机进行信号传递。
he demonstrated how to use a heliograph effectively.
他演示了如何有效使用日光信号机。
the invention of the heliograph changed military communication.
日光信号机的发明改变了军事通信。
she studied the history of heliograph usage.
她研究了日光信号机使用的历史。
in remote areas, a heliograph can be invaluable.
在偏远地区，日光信号机可以是无价之宝。
探索常用高频词汇