外噪声 meaning in Chinese
external noise
Examples
- Limits and measurement methods for noise emitted by accelerating motor vethicles
汽车加速行驶车外噪声限值及测量方法 - Forestry self - propelled machines . measurement method of noise emitted when in motion
林业自行式机械动态车外噪声.测量方法 - Forestry self - propelled machines . measurement method of noise emitted when stationary
林业自行式机械静态车外噪声.测量方法 - Limits and measurement methods for noise emitted by accelerating tri - wheel and low - speed vehicle
三轮汽车和低速货车加速行驶车外噪声限值及测量方法中国i ii阶段 - It is composed of six subsystems , including onboard testing and analyzing portion , the pass - by noise portion , the speed testing subsystem , the engine rev testing subsystem , the throttle monitoring subsystem and the subsystem for synchronization and communication between onboard and outside signals
系统由车载式噪声与振动测量、车外噪声测量、车速测量、发动机转速测量、车外/车内同步通讯、油门时间测量6个子系统组成。