structural noise
21Soundproofing — is any means of reducing the intensity of sound with respect to a specified source and receptor. There are several basic approaches to reducing sound: increasing the distance between source and receiver, using noise barriers to block or absorb… …
22List of Statutory Instruments of the United Kingdom, 1995 — This is a complete list of all 1,872 Statutory Instruments published in the United Kingdom in the year 1995. NOTOC 1 100* National Health Service (Optical Charges and Payments) (Scotland) Amendment Regulations 1995 S.I. 1995/1 * Plymouth… …
23literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… …
24aerospace industry — Introduction assemblage of manufacturing concerns that deal with vehicular flight within and beyond the Earth s atmosphere. (The term aerospace is derived from the words aeronautics and spaceflight.) The aerospace industry is engaged in the …
25roads and highways — ▪ transportation Introduction traveled way on which people, animals, or wheeled vehicles move. In modern usage the term road describes a rural, lesser traveled way, while the word street denotes an urban roadway. Highway refers to a major… …
26Airbus A380 — A380 redirects here. For other uses, see A380 (disambiguation). A380 A Singapore Airlines …
27Railroad tie — While wooden ties dominate North American railways, concrete is widely used in other parts of the world. A railroad tie/railway tie (North America), or railway sleeper (Europe) is a rectangular item used to support the rails in railroad tracks.… …
28Sound masking — For other uses of masking , see Masking (disambiguation). Sound masking is the addition of natural or artificial sound (such as as white noise or pink noise) into an environment to cover up unwanted sound by using auditory masking. This is in… …
29Wind gradient — In common usage, wind gradient, more specifically wind speed gradientcite book | last = Hadlock | first = Charles | title = Mathematical Modeling in the Environment | publisher = Mathematical Association of America | location = Washington | year …
30Insulated glazing — (IG) also known as double glazing are double or triple glass window panes separated by an air or other gas filled space to reduce heat transfer across a part of the building envelope. Glass in windows is used to provide light and allow a view… …
