radiotelephonic造句

• However, the initial date of radiotelephonic transmissions at a distance was actually in the month of October, 1920.
• The British responded by instituting an improved call signal procedure, introducing radiotelephonic codes, imposing rigid wireless silence on reserve formations, padding out real messages with dummy traffic, tightening up on their radio discipline in combat and creating an entire fake signals network in the southern sector.
• The first radio transmission was broadcast on November 1, 1928, 5 : 00 PM . The first official radio show was inaugurated by the Romanian physicist and professor Dragomir Hurmuzescu, who became the president of the Administration Council of "'The Radiotelephonic Broadcasting Company " '.