Assertion: cathode ray tube's electron beam | /r/CapableOf | scan the display screen
Facets:
value: completely
type: MANNER
value: in a standard television tube
type: LOCATION
Source sentences:
text: In a standard television tube, the electron beam completely scans the display screen about 25 times every second.
text: In a standard television tube, the electron beam completely scans the display screen about 25 times every second.