surface fatigue
11fatigue — fatigueless, adj. fatiguingly, adv. /feuh teeg /, n., adj., v., fatigued, fatiguing. n. 1. weariness from bodily or mental exertion. 2. a cause of weariness; slow ordeal; exertion: the fatigue of driving for many hours. 3. Physiol. temporary… …
12Fatigue (safety) — Why the hours of service are important: a graph outlining the relationship between number of hours driven and the percent of crashes related to driver fatigue. Source: Federal Motor Carrier Safety Administration[1] Fatigue is a major safety… …
13Surface de réparation — Lexique du football Sommaire : Haut A B C D E F G H I J K L M N O P Q R S T U V W X Y Z A Action : Ensemble de combinaisons menant à une situation devant le but. Aile de pigeon : Terme désignant un typ …
14fatigue strength — noun : the highest stress that a material can withstand for a given number of cycles without breaking called also endurance strength; compare fatigue limit * * * fatigue strength, the maximum stress that a metal can endure without weakening or… …
15surface hardening — ▪ metallurgy treatment of steel by heat or mechanical means to increase the hardness of the outer surface while the core remains relatively soft. The combination of a hard surface and a soft interior is greatly valued in modern engineering… …
16fatigue — the tendency for a metal to break under conditions of repeated cyclic stressing considerable below the ultimate tensile strength. The insidious feature of fatigue failure is that there is no obvious warning, a crack forms without appreciable… …
17Corrosion fatigue — is fatigue in a corrosive environment. It is the mechanical degradation of a material under the joint action of corrosion and cyclic loading. Nearly all engineering structures experience some form of alternating stress, and are exposed to harmful …
18Road surface — A road in the process of being resurfaced Road surface (British English) or pavement (American English) is the durable surface material laid down on an area intended to sustain vehicular or foot traffic, such as a road or walkway. In the past… …
19Tooth Interior Fatigue Fracture — Tooth Interior Fatigue Fracture, (TIFF), is a type of gear failure. The failure is characterised by a fracture at approximately mid height on the tooth of the gear. This distinguishes it from a tooth root fatigue failure. The crack for a TIFF is… …
20Pathophysiology of chronic fatigue syndrome — The pathogenesis of chronic fatigue syndrome (CFS) is uncertain, but may involve multiple organ and body systems, including neurological, endocrinal and immunological factors.Nervous system factorsNeurological abnormalitiesCFS may involve… …
