The phrase "are properly marked" is correct and usable in written English.
It can be used when discussing whether items, documents, or areas have been labeled or indicated in an appropriate manner.
Example: "All hazardous materials in the lab are properly marked to ensure safety compliance."
Alternatives: "are correctly labeled" or "are adequately indicated".
The machine determined that the votes had not been properly marked on the ballots.
He died the next year, and according to Mark Traynor, managing director of the James Joyce Centre in Dublin, the next time the event was properly marked was in Dublin in 1954.
Recent inspection by the Fire Department found that sprinklers had not been tested and that exits had not been properly marked, Frank Dwyer, a Fire Department spokesman, said.
Names have always been a problem with memorializing AIDS; so many people have died of the disease either without knowing it themselves or without their deaths being properly marked.
He discovered that the election workers had not been adequately informed as to how ballots should be properly marked for an important question; the ballots that were filled out incorrectly had to be disqualified.
During her segment, Clinton defended her handling of classified information, insisting that she never sent or received any documents on her private email server that were properly marked as classified.
As to the placer claims, it was shown that they were based upon adequate discoveries of placer gold within their limits, and counsel for the defendant announced, 'We don't deny this ground is of placer character.' Their boundaries were properly marked, and the requisite notices were posted and certificates recorded.
Especially, the reference line should also be properly marked on the PDMS stamp.
There were 12 million postponed share orders suddenly filled between 1 49 p.m. and 1 51 p.m. without being properly marked 'late sale', which exaggerated the impression that people were trying to dump Facebook shares".
