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Sonar may be used as a means of acoustic location and of measurement of the echo characteristics of "targets" in the water. [4] Acoustic location in air was used before the introduction of radar. Sonar may also be used for robot navigation, [5] and sodar (an upward-looking in-air sonar) is used for atmospheric investigations.
The Teletype Model 33 provided a key labelled RUB OUT to punch this character (after the user backed up the tape using another button), and did not provide a key that produced the Backspace character (BS). Therefore, a number of less-expensive computer systems that used Teletypes used this key (and thus the Delete code) to ignore the previous ...
The Top Gear test track located at Dunsfold Aerodrome in Surrey, United Kingdom was used by the BBC automotive television programme Top Gear.The track was designed by Lotus Cars as a testing facility, with many of its Formula One cars tested there.
Take control of where you'll end up after deleting or moving a message in AOL Mail. Choose to go back to the original folder, the next message, or the previous message after moving the email. 1. Click the Setting icon. 2. Click More Settings. 2. Click Viewing email. 3. Under "After moving a message," choose the option you want.
World Trade Organization members failed to agree on reforms to revive a broken trade dispute settlement system during the last General Council meeting before U.S. President-elect Donald Trump ...
For some time now, research has shown the importance of certain vitamins and how they contribute to our brain function. And with the number of people with dementia rapidly increasing in the U.S ...
WASHINGTON (Reuters) -U.S. Federal Communications Commission Chairwoman Jessica Rosenworcel is proposing that communications service providers be required to submit an annual certification ...
Delete key on PC keyboard. The delete key (often abbreviated del) is a button on most computer keyboards which is typically used to delete either (in text mode) the character ahead of or beneath the cursor, or (in GUI mode) the currently-selected object. The key is sometimes referred to as the "forward delete" key.