Ulysses' maintransmitter no longer works and its back-up systems are also beginning to fail.
尤里西斯的主传送机已经坏了，后备系统也开始出问题。
2
Are the ship's main radio transmitter aerials earthed and radars switched off?
液货船上主无线电发射机天线已接地且雷达已关掉？
3
The author's main work is the development of the lo (local oscillator) in DTV transmitter, it is one of the important research projects planned by Shanghai Mingzhu Company.