METHOD AND DEVICE FOR ANALYZING OPERATION SOUND OF JET ENGINEPURPOSE: To provide a method and device for analyzing operation sound of a jet engine, which can specify the cause for generating the specified sound on the basis of the operation sound of the jet engine. ;CONSTITUTION: The device ...
Quiet your PC: does your PC sound like a jet engine? Here's how to turn down the volume.(HELP & HOW-TO: WEEKEND PROJECT) 来自 highbeam.com 喜欢 0 阅读量: 14 作者: D Atkin 收藏 引用 批量引用 报错 分享 全部来源 求助全文 highbeam.com 相似文献...
The basic engine is derived from the Olympus engine and the responsibility for this part of the development will rest with Bristol Siddeley Engines Ltd., but the jet pipe, propelling nozzle, thrust reverser and noise suppressor will be... SG Hooker,M Garnier - 《Journal of the Royal Aeronauti...
An acoustic structure for use as a sound insulator in a jet engine is disclosed. The structure, which is carried in a sound-absorbing compartment of the engine, includes a framework and an acoustical insulation material disposed within the framework. The material is composed of a rigid matrix ...
Adj.1.supersonic- (of speed) greater than the speed of sound in a given medium (especially air); "a supersonic bomber flies so fast that it must release its bombs while the target is still over the horizon" sonic,transonic- (of speed) having or caused by speed approximately equal to ...
This jet engine sound generator circuit is based on the sound generator IC HT2844P from Holtek Semiconductors. This particular IC can make four sounds namely low speed sound of jet engine, high speed sound of jet engine, missile sound and machine gun sound. Each of these sounds can be activ...
From the whisper-quiet rustle of leaves to the roaring blast of a jet engine, this logarithmic scale provides a nuanced way to understand sound levels. In addition to its application in acoustics, decibels are also used to measure other types of energy like electrical power, allowing for ...
An air induction system includes a duct that defines a passage for airflow to the engine. The duct is substantially clear of obstructions to improve airflow that in turn provides improved engine performance. A speaker generates sounds to provide a desirable engine sound. A controller drives the...
Semi-Immersive Virtual Turbine Engine Simulation System where current environments enable rich and multi-modal interaction between designers and models through stereoscopic visuals, surround sound, and haptic feedback... MH Abidi,AM Al-Ahmari,A Ahmad,... - International Journal of Turbo & Jet-Engine...
一、意思不同 1.sounds like意思：听起来;风格近似;听起来像;我听到;听起来就像 2.sound意思：v. 听起来;感觉起来;发出声音 二、用法不同 1.sounds like用法：用作系动词,意思是“听起来”,其后接名词、形容词，引导的从句作表语。例句：This sale sounds like sharp practice to me nothing to...