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.
Reading to study type of reading. A method of reading for study is called SQ3R2, (SQ3R, SQ4R, PSQ5R) the aim is to understand the material in some depth. The method involves five simple steps; Survey, Question, Read, Recall and Review. Survey: skim through to gain an overview and not key points.