Meanwhile, a group of experimental data of additional noise pressure level and fluid pressure loss generated by flow in a duct is presented to explain the readability of us...
由于声激波降噪需要附加一段具有高速流动的缩放管道，它会附加流动噪声和压力损失，本文提供了这方面的一组实验数据，以说明应用声激波消声器的现实可能性。
Then there's increasing the number of rotor blades. This helps because each additional blade carries less of the weight of the helicopter, and thus produces less noise.
增加旋翼桨叶数量也是一种方法，这使得每片桨叶负载的直升机重量降低了，因此产生的噪音更小。
The diagram does not consider additional constraints: decreased resolution due to diffraction and increased susceptibility to fixed pattern noise with longer exposures.
图表没有考虑其他限制因素：衍射造成的低分辨率，长时间曝光带来的对固定图形噪声的敏感性。
For additional kid appeal, the group attached one of the bubble blowers used in diagnostic tests to the base and added a clicking noise that many autistic kids find soothing.
应其他孩子的诉求，研究团队还在底座上增设了一个诊断测试中用到的泡泡吹管，平添出一种能令许多自闭症儿童找到安慰的敲击噪音。
Additional dynamic load during Spiral bevel gear meshing is main cause of vibration and noise. Based on national standard.
螺旋锥齿轮啮合时产生的附加动载荷是螺旋锥齿轮传动产生振动、噪声的主要原因。
The methods to minimize the extra FM noise of LO and the discrimination effect are proposed so that the additional receiver noise can be effectively repressed.
提出了降低本振附加的fm噪声，减小系统的鉴频效应，使整机的附加噪声得以有效抑制的改进措施。
In some practical situations, the signal is corrupted by the additional white noise.
在某些实际的场合，所得到的是被附加的白噪声污染的信号。
The debris falling back to earth may generate additional direct and surface-wave noise.
碎石落回地面可产生附加的直达波和面波噪声。
One disadvantage of this method of stabilization is the additional output noise and offset voltage caused by increased amplification of input-referred voltage noise and input offset voltage.
这种稳定方法的一个不足是：输入端的有关电压噪声和失调电压增大会额外地增加输出噪声和失调电压。
The pressure oscillation in piping system can lower the efficiency of the pump, cause the additional consume of energy and emit noise, deteriorate the working condition of the accessory.
管道系统中的压力脉动会对管道系统中造成许多危害，例如它会降低泵的工作效率、增加额外的能耗、产生噪声，使管道附件的工况变坏和造成管道振动等等。
Clipping is a popular method to control the PAPR with distortions, but it introduces additional clipping noise, so as to distort the data and pilot symbols and degrade the system performance.
限幅法是目前应用较为广泛的一类预畸变峰均比抑制算法，但其会引入额外的限幅噪声，从而对数据信号和导引符号造成干扰，恶化传输性能。
A special shock-mounted element minimizes handling noise and provides additional protection.
一个特殊的防震处理元素减少噪音，并提供额外的保护。
The present invention produces no additional damage and noise while providing kinetic energy protection.
本发明在具有动能防护作用的同时不会产生附加的损伤和噪音的特点。
The blind estimation algorithm of Doppler frequency suitable for telemetry systems involving additional white Gaussian noise (AWGN) channels is proposed in this paper.
提出一种适应于在加性高斯白噪声信道(AWGN)下遥测系统的多普勒频偏盲估计算法。
And in the design of the additional layer of the noise-damping tower, the light-weight steel framework, the light-weight wall body and the rubber isolating layer are adopted to extenuate the shaking.
在加层设计中，有效地运用了轻钢结构体系、轻质墙体和橡胶垫隔震层来减轻震动的作用。
The evaluation kits allow the evaluation of the CDMA and GPS low-noise amplifiers(LNA) , as well as the CDMA and GPS down-converter mixers , without the use of any additional support circuitry.
无需其他额外的支持电路，利用该评估板即可实现对CDMA和GPS低噪声放大器（LNA）和下变频混频器的评估。
There would be additional mental-health benefits from more green spaces, less noise pollution, and greater physical fitness.
人的身体健康状况得到改善，置身于广阔的绿色空间和寂静的环境中，人的心理健康也会得到更大的改善。
There would be additional mental-health benefits from more green spaces, less noise pollution, and greater physical fitness.
人的身体健康状况得到改善，置身于广阔的绿色空间和寂静的环境中，人的心理健康也会得到更大的改善。
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