在读出设备之前采用低通滤波器也可以减小带宽。
Using low pass filters before the readout device may also reduce bandwidth.
在数据被存储之前压缩数据，以及在从外部存储设备读出数据时将数据解压，这都需要使用一定的CPU资源。
A certain amount of CPU resource is used to compress the data before it is stored, and then to decompress the data when it is read from the external storage device.
DB2有一个非常高效的备份实用程序，它可以将从数据库读出的数据页分成多个部分，并以随机的顺序将它们写到目标设备。
DB2 has a very efficient and optimized backup utility that multiplexes the data pages it reads from the database and writes them to the target device in a randomized order.
本设备还可用于引起使用者的注意、命令计算机读出一段文字或向电视等外部设备发出指令。
The device can also be used to attract a minder's attention, to get a computer to read out a text or to send commands to external devices such as a TV.
由加拿大l - 3WESCAM公司生产的MX - 15成像设备能让飞行员读出10公里开外的车牌号码。
The MX-15, an imaging device made by L-3 WESCAM, a Canadian company, allows a pilot to read a vehicle's license plate from a distance of 10km.
他们惊讶地发现，悬臂弯曲的角度和液体的粘稠度具有线性关系，而悬臂的弯曲度可以通过电子设备读出。
To their surprise, they discovered that its rate of bending depended on the liquid's viscosity, and moreover that this rate could be determined from the cantilever's electronic readout.
使用它的患者首先在意念中慢慢的将单词读出来；然后由一个定位在项链上的四分之一缩尺大小的设备将数据无线传输到电脑或者电话中，由其中的软件发声。
Patients imagine slowly sounding out words; then the quarter-size device (located in a neck brace) wirelessly transmits those impulses to a computer or cellphone, which produces speech.
使用它的患者首先在意念中慢慢的将单词读出来；然后由一个定位在项链上的四分之一缩尺大小的设备将数据无线传输到电脑或者电话中，由其中的软件发声。
Patients imagine slowly sounding out words; then the quarter-size device (located in a neck brace) wirelessly transmits those impulses to a computer or cellphone, which produces speech.
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