Hand-Off-Auto (HOA) stations are commonly used on control panels today in a variety of industries to allow. operators and maintenance personnel to override the control actions of the primary control system during abnormal. conditions or to allow equipment maintenance.
TIP sheetSKIMMING & SCANNING. Skimming and scanning are reading techniques that use rapid eye movement and keywords to move quickly through text for slightly different purposes. Skimming is reading rapidly in order to get a general overview of the material. Scanning is reading rapidly in order to find specific facts. While skimming tells you what general information is within a section, scanning helps you locate a particular fact.
A scanner is a device that captures images from photographic prints, posters, magazine pages, and similar sources for computer editing and display. A scanner is a device that captures images from photographic prints, posters, magazine pages, and similar sources for computer editing and display. Scanners come in hand-held, feed-in, and flatbed types and for scanning black-and-white only, or color. Very high resolution scanners are used for scanning for high-resolution printing, but lower resolution scanners are adequate for capturing images for computer display. Scanners usually come with software, such as Adobe's Photoshop product, that lets you resize and otherwise modify a captured image.