例句與造句

1. Site 131-1A had electric lights, phones, and radio communications, and a time interval bell that was used for coordinating fire control information.
2. As shown in Figure 2, all of these data were fed back to the plotting rooms on a finely tuned schedule controlled by a system of time interval bells that rang throughout each harbor defense system.
3. At the signal from the time interval bell, the reader in each base end station would read the azimuth of the target off of the instrument ( to hundredths of a degree ) and ( using a headset phone ) call this reading to the arm setter covering that station at the plotting board.
4. To enable all battery personnel to stay in synch, a "'time interval bell "'( or buzzer ) would be rung in every observation or spotting station serving the battery, in the plotting room, and at each gun, using bells or buzzers wired together with a centrally located master clock.
5. It's difficult to find time interval bell in a sentence. 用time interval bell造句挺難的