free-vibration analysis
91physical science — physical scientist. 1. any of the natural sciences dealing with inanimate matter or with energy, as physics, chemistry, and astronomy. 2. these sciences collectively. [1835 45] * * * Introduction the systematic study of the inorganic world …
92Diesel engine — Diesel engines in a museum Diesel generator on an oil tanker …
93Portland cement — is the most common type of cement in general usage in many parts of the world, as it is a basic ingredient of concrete, mortar, stucco and most non specialty grout. It is a fine powder produced by Portland cement clinker (more than 90%), a… …
94Airship — For other uses, see Airship (disambiguation). Dirigible redirects here. For the 1931 film, see Dirigible (film). Not to be confused with Balloon (aircraft) or Blimp. Airship …
95Electrodynamic tether — Electrodynamic tethers are long conducting wires, such as the one deployed from the tether satellite, which can operate on electromagnetic principles as generators, by converting their kinetic energy to electrical energy, or as motors, converting …
96coloration — colorational, adj. colorationally, adv. /kul euh ray sheuhn/, n. appearance with regard to color arrangement or use of colors; coloring: the bold coloration of some birds. [1605 15; COLOR + ATION] * * * ▪ biology Introduction in biology,… …
97metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… …
98Thermal conduction — In heat transfer, conduction (or heat conduction) is a mode of transfer of energy within and between bodies of matter, due to a temperature gradient. Conduction means collisional and diffusive transfer of kinetic energy of particles of ponderable …
99Chevrolet Volt — Manufacturer Chevrolet division of General Motors Also called Holden Volt Opel Ampera Vauxhall Ampera …
100Soil structure interaction — Most of the civil engineering structures involve some type of structural element with direct contact with ground. When the external forces, such as earthquakes, act on these systems, neither the structural displacements nor the ground… …
