1.
Expression of nitric oxide synthase in the gastric tissues of rats under exposure to infrasound
低频噪音对大鼠胃组织一氧化氮合酶表达的影响
2.
metal sealed UHF and low noise silicon transistor
金属壳超高频低噪音硅晶体管
3.
While high-frequency sounds tend to be more hazardous5 and more annoying to hearing than low-frequency sounds, most noise pollution damage is related to the intensity of the sound.
虽然高频声音比低频声音更加危险且恼人，大多数的噪音污染损害却与声音强度有关。
4.
While high frequency sounds tend to be more hazardous and more annoying to hearing than low frequency sounds, most noise pollution damage is related to the intensity of the sound.
虽然高频 声音比低频声音更加危险且恼人，大多数的噪音污染损害却与声音强度有关。
5.
QSTOL (quiet short takeoff and landing)
低噪音短距起落低噪音短距起落飞机
6.
tone-coded squelch system
音频编码静噪通信系统
7.
Stepless speed regulation control with frequency conversion,decreasing niose and it is more stable while high dewatering.
变频无级调速控制，降低噪音，高速脱干更加平稳可靠。
8.
transistor low-frequency noise-meter
晶体管低频噪声测试仪
9.
super silenced air compressor
超低噪音空气压缩机
10.
high speed low-noise synchronous motor
高速低噪音异步电动机
11.
Design of Low-Power CMOS RF Low Noise Amplifier
低功耗CMOS射频低噪声放大器的设计
12.
"low cost, high reliability, compact size, light weight, low noise"
成本低,可靠性高,体积小,重量轻,噪音低
13.
Helps eliminate stage rumble or other low-frequency room noise such as that coming from heating, ventilation, or cooling( HVAC) systems.
有助于消除舞台上的嗡嗡声或其它来自暖通空调（VAC）统的低频室内噪音。
14.
In sound recording, a low frequency noise usually produced by regular variations in the speed of a system’s mechanical component.
录音技术中的一种低频噪声，通常由于系统机械部件的速度有规律变化而引起。
15.
The most direct method of noise control is the reduction of the noise at its source.
控制噪音最直接的方法就是在噪音源处降低噪声。
16.
Indentifying and suppression of low frequency noise from the rotary compressor
旋转压缩机低频噪声源识别及噪声抑制
17.
The Design and Applications of Low Power,Low Frequency,Low Noise Medical Chip
低功耗、低频率、低噪声医学芯片的设计及应用
18.
Market microstructure noise error under high frequency finance data;
高频金融数据市场微观结构噪音误差