| step-down transformer |
A transformer that changes electricity to a lower voltage.
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| step-down unit |
A unit to which stable patients are sent either after being cared for in intensive care units (ICUs) or instead of receiving care in ICUs.
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| step-up transformer |
A transformer that changes electricity to a higher voltage.
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| Stephan's curve |
A mathematical model used to determine the impact of ingested foods on the pH of dental plaque and subsequent caries formation. Decalcification of teeth occurs when the pH in the oral cavity is less than 5.5. &nbs
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| step w. |
penetrometer; a block of an absorber, usually aluminum, machined in steps of increasing thickness, used to measure the penetrability of x-rays.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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