Titlebook: Sound Analysis and Noise Control; John E. K. Foreman Book 1990 Van Nostrand Reinhold 1990 noise.noise control.sound

租約

Instrumentation for Noise Measurement,The instrumentation used for measuring noise may range from a simple sound-level meter to a sophisticated signal analysis processing system.

Asymptomatic

Noise Criteria and Regulations,The best definition of noise, as many experts will agree, is . What is most indisputably unwanted about noise is its capacity to cause hearing loss and the manner in which it invades our everyday lives by causing annoyance. And these seriously limiting disabilities are far more insidiously acquired than most people realize.

anarchist

Absorption, Silencers, Room Acoustics, and Transmission Loss,he energy in an incident sound wave and reduce reflections) and materials which reduce the transmission of sound through the materials. Allied with the absorption of a room is its reverberation characteristics, i.e., the rate at which sound decays in the room.

現(xiàn)實

異常

讓空氣進入

Fibrillation

Harshita Rai,Shashi Prakash Tripathi,Tulika Narango a great extent the connective tissues, in particular the manner in which the extracellular materials are arranged to afford such movements. This book concerns the microenvironment of the connective tissues in the walls of arteries and the stroma of lungs. Proteoglycans, collagen, and elastic fiber

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