In modern fathometers the sonic or ultrasonic sound waves are produced electrically by means of a(n) __________.
A
transmitter
B
transducer
C
transceiver
D
amplifier
E
İlgili Sorular
Under the IALA Buoyage Systems, a safe water mark may NOT __________.BOTH INTERNATIONAL & INLAND A vessel being towed astern shall show at night __________.The rated operating time of a self-contained breathing device may be reduced in actual use because o...The GP of a body for a high altitude sight is determined from the Greenwich hour angle and the _____...Knowing the compass heading that is 90° to the side of a MODU will enable the operator of a survival...