The counter measures are proposed for reducing the accelerationnoise of motorcycles.
提出了降噪措施，使该摩托车行驶加速噪声显著降低。
2
But the lower the time constant, the more horizontal accelerationnoise will be allowed to pass through.
但是时间常数越低，允许通过的水平加速度噪声就越多。
3
A specialized noise test bench of automobile cooling fan was designed to carry out the bench test and the outer vehicle accelerationnoise test also was conducted.