control echo

control echo

[kən′trōl ‚ek·ō]
(engineering)
In an ultrasonic inspection system, consistent reflection from a surface, such as a back reflection, which provides a reference signal.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Control ECHO was performed 48 h after the initiation of treatment.
Control ECHO that was performed 48 h after the initiation of treatment revealed a significantly higher reduction of mPAP value in the thrombolytic therapy group than in the standard anticoagulation group.
In control echo examination the stent was in the proper position and on color Doppler examination the shunt from right to the left was observed (fig-2).
(8.) Anzaldua's arguments about Chicano/a battles for linguistic control echo the undercurrents of many of the texts by black women: "For a people who live in a country in which English is the reigning tongue but who are not Anglo...what recourse is left to them but to create their own language?
The centre console was clean and uncluttered and I especially liked the way the command control echoed the seven-inch touchscreen.
"As the world of IT moves forward, it is finding that it must coordinate activities in a much wider scope than it once controlled, and as a result, a loss of control echoes through several predictions we are making," Plummer said.
Although Robertson has always denied being a Reconstructionist, Rushdoony once made an appearance on Robertson's show and much of the televangelist's rhetoric about Christians taking control echoes theonomist rhetoric.