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分贝

na.【物】decibel
网络dB; decibels; dB

分贝

英-汉英-英网络释义

分贝

dB

分贝（dB）用于声压测量时与电平的表达意思差不多，声音的压力就是分贝（dB）。声音越响，声压就越大。

decibel

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decibels

以分贝 (Decibels) 为单位的信号杂音比 (Signal to Noise Ratio), 如信号与杂音的功率 (Power) 各为 S 及 N, 则为 (A) 10 log10 (S/…

decibel, dB

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DB Decibel

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dbhl

我们把正常听力年轻人刚刚能听到的特定频率的声音信号定为0分贝（dbhl），并以此为标准来比较耳聋者听力损失的程度。损 …

dBA

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NOISE

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例句：

Dynamic threshold generally used in the form of a few - expressed in decibels .

动态阈一般也用对数的形式 ――分贝表示。

Muzzle blast noise can exceed 150 decibels (measured at the shooter's location ) and is one of the loudest sounds humans are likely to hear .

枪响时的噪声超过 150 分贝（在射手所在位置测得），是人耳可能听见的最大声音之一。

If you're going to go with an open office plan , be sure to think about where you place employees who operate at higher decibel levels .

如果你准备打造开放性的办公室的话，那么你就要好好考虑一下在大分贝噪音影响下的员工们应该如何安置。

The sound of a snore (up to 69 decibels ) can be almost as loud as the noise of a pneumatic drill .

鼾声（最高达 69 分贝）的响度可能相当于风钻的噪音。

Such a coupler is referred to as a 90 degree hybrid , hybrid, or 3 dB coupler .

这种耦合器是被称为 90 度杂交，杂交，或 3 分贝耦合器。

This ratio is called as the side lobe level (expressed in decibels ).

这个比值叫做旁瓣电平（以分贝数表示）。

I screamed as loud as I could and ran into the lounge and tried to tell mum what had happened .

我以最大的分贝失声尖叫着跑进休息间，并设法告诉母亲刚刚发生的一切。

Device with a USB cable connections , once allocated or cut the line can be issued immediately high-decibel alarm sounds .

设备配有 USB 线连接，一旦被拨出或剪断线路可立即发出高分贝报警声。

Business was being done, but it was quiet both in terms of decibels and visitors .

虽然有商业交易，但是就声音分贝与参观者来说，9.0 展厅还是相当安静的。

A recent survey found the sound emitted by a drum could reach up to 122 decibels and a referee 's whistle at 121 . 8 decibels.

最近一项调查显示，由打鼓制造的声音高达 122 分贝，足球裁判的哨音为 121.8 分贝。

This glass reduces wind and engine noise intrusion to the cabin by up to 5 decibels when compared with standard laminated glass .

这个玻璃减少风和引擎噪音入侵对舱盖了 5 分贝比起标准的夹层玻璃。

Measure out the noise db value of a working microwave oven , then try to approach the same value when speaking .

测量微波炉运行时的噪音分贝数值，训练自己说话时的音量与其无限接近。

Respectively. The values are usually referenced to the output power of the device expressed in.

它们的值参考输出装置被表示成毫瓦分贝。

NOISE DOSIMETER : Instrument used to measure in decibels the amount of noise an employee is exposed to over an eight hour work day.

噪音测量装置：用于八小时工作小时之外测量噪音分贝量的仪器。

Doctors believe that heredity and chronic exposure to loud noises are the main factors that contribute to hearing loss.

医生们认为遗传因素和长期处于高分贝的嘈杂环境是导致失聪的主要因素。

It is necessary to add 20 Db that to cease to hear the directed voice . These Db are added by creation protective action refer to the site.

有必要增加 20 分贝以阻止听到直接声音。这些分贝是通过建立保护行为增加的。

If you regularly have to get up early for meetings , get a louder alarm . If you are a deep sleeper , get three of them .

若常常需要早起开会，请备高分贝闹钟一个 ----睡眠特好的人备三个。

Obviously , you 'd wonder why the iPhone wouldn't measure signal in a more linear fashion , where the decibel value for each bar is equal.

很明显，你可能很想知道，为什么 iPhone 不用更线性的方式来测量接收强度，每格表示的分贝值相同呢？

I have always been people who are shallow sleep , I will wake up a little sign of trouble, not to mention that ultra-decibel screaming .

我一向都是浅眠的人，一点风吹草动我都会惊醒，更别提那超分贝的惊叫。

WideNoise is an iPhone application that samples decibel noise levels, displaying them on an interactive map .

WideNoise 是一款 iPhone 应用，它对噪音分贝值进行抽样测量，并将音量值显示在交互式地图中。

Sounds up to 80 decibels generally aren't harmful , that's noise like traffic on a busy street .

声量一直达到 80 分贝对人体都是无害的，比如繁忙街道上的噪音。

Up to 80 dB on-screen dynamic range ensures visibility of weak signals in the presence of strong ones .

高达 80 分贝对屏幕的动态范围，确保能见度的微弱信号在场的优势。

Taiwan has cooled the independence rhetoric and established direct flights and shipping routes across the 110 -mile -wide Taiwan Strait.

台湾降低了独立言论的分贝，在 110 英里宽的台湾海峡两岸开通了直飞和直航。

分贝

分贝

dB