damp ratio
11Impulse excitation technique — PracticalThe impulse excitation technique is a nondestructive test method that uses natural frequency, dimensions and mass of a test piece to determine Young s modulus, Shear modulus, Poisson s ratio and damping coefficient.Dimensions and mass of …
12Coal mining — Men leaving a UK colliery at the close of a shift Surface coal mining in Wyo …
13Diesel engine — Diesel engines in a museum Diesel generator on an oil tanker …
14CFM International CFM56 — CFM56 …
15Vibration — For the soul music group, see The Vibrations. For the machining context, see Machining vibrations. For the albums, see Vibrations (Roy Ayers album) and Vibrations (The Three Sounds album). Classical mechanics …
16Transformer — This article is about the electrical device. For the toy line franchise, see Transformers. For other uses, see Transformer (disambiguation). Pole mounted distribution transformer with center tapped secondary winding. This type of transformer is… …
17Quartz crystal microbalance — A quartz crystal microbalance (QCM) measures a mass per unit area by measuring the change in frequency of a quartz crystal resonator. The resonance is disturbed by the addition or removal of a small mass due to oxide growth/decay or film… …
18Basement — This article is about the section of a building. For other uses, see Basement (disambiguation). An unfinished basement used for storage and exercise equipment …
19termite — /terr muyt/, n. any of numerous pale colored, soft bodied, chiefly tropical social insects, of the order Isoptera, that feed on wood, some being highly destructive to buildings, furniture, etc. Also called white ant. [1775 85; taken as sing. of… …
20Adenosine triphosphate — For the Japanese rock band, see Adenosine Tri Phosphate (band). Adenosine triphosphate …
