pull box การใช้

• This indicates that near to this lighting pole or in the same intersection, there is a fire alarm pull box.
• When pull boxes and other technological advances rendered the fire watchtowers obsolete, the system was discontinued and the other towers eventually were destroyed.
• At computers installed in offices at the shopping centers, the test shoppers could pull boxes off the image of the shelf to read the ingredients and, if they chose, to " buy " the item by touching a shopping cart symbol.
• The regulations the administration plans Wednesday to propose doing away with include requirements for the placement of smoke detectors, the presence of fire-alarm pull boxes, locating beds directly next to hallways, maintaining heating and plumbing systems, and requiring kitchens to have adequate refrigeration.