查询词典 db

Frequency response: 20 Hz to 20 kHz,+/-1 dB.

频率响应：20 Hz至20 kHz，+/-1分贝。

Gaudí- DB Visual Editor Gaud - Build around JDBC and XML, this tool allows you to maintain visual repesentations of a database's layout, edit table's data, generate code to bind objects to tables, and export data in XML format to easely export data from one database to another.

基于 JDBC 和XML的Gaudí，这个工具可以让你维护一个数据库布局的虚拟表示，编辑表的数据，生成绑定到表的对象的代码，按XML格式导出数据，这样简化了数据库之间导出数据的过程。

4Noise figure in the border of 4 to 5 dB at 2 Ghz has been reported .

据称，在2 000兆赫时，噪声系数约为4—5分贝。

The decibel is named by American inventor Alexander · Grahame · Bell who is famous for inventing the telephone.

分贝dB 分贝是以美国发明家亚历山大·格雷厄姆·贝尔命名的，他因发明电话而闻名于世。

The optimal operating speed without considering the response time of the nonlinear material, the least ON to OFF logic-level contrast ratio, and the minimum power for this half adder obtained were 0.91Tbps, 16dB and 436mW, respectively.

研究表明，当忽略介质本身与光场作用的时间延迟时，该半加器优化后的运算速度为0.91 Tbps，最小消光比为16 dB，最小消耗功率为436 mW。

The HP 3585A can measure spurious, harmonic, and intermodulation products at levels typically 100 dB or more below the fundamental.

惠普3585A可以测量杂散，谐波，互调及产品水平通常100分贝或以上的根本以下。

But each one eats into the limited Cat 6 headroom by a few points of a dB, often more.

但每一个吃到有限的6类余量由几个点的分贝，往往更多。

In order to insurance purposes, the choice of samples of products from the filter, should be 20 dB of headroom, which has been.

为了保险起见，在从产品样本中选择滤波器时，应加20dB的余量，这就得到了。

Store Image into DB table...

存储图像到数据库表。。。

To suit it for this usage, the ideal operational amplifier would have infinite input impedance, zero output impedance, infinite gain and an open-loop 3 dB point at infinite frequency rolling off at 6dB per octave.

为了得到这样的特性，理想 OP 应该有无限大的输入阻抗，0 输出内阻抗，无限大的增益，无限大的开环增益带宽(3dB 带宽)，以及其 6dB/每 2 倍频程的频率滚降。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。