| 释义 |
noun bɛlbɛl A unit used in the comparison of power levels in electrical communication or of intensities of sound, corresponding to an intensity ratio of 10 to 1. See also decibel Example sentencesExamples - They are also exceptionally quiet, emitting just 2.1 bels of noise at idle.
- Select a heat pump with an outdoor sound rating of 7.6 bels or lower.
- The drives are rated at under 2.5 bels of acoustic power, the same level of acoustic noise produced by Seagate's PC drives.
- As for the acoustic characteristics of the drive it generates 2.4 bels of noise in the idle mode.
- The present invention is a computer chassis assembly that can adequately cool an electronic system which generates 450 watts of heat, without emitting cooling fan noise above 5 bels of sound power.
Origin 1920s: from the name of A. G. Bell (see Bell, Alexander Graham). nounbelbɛl A unit used in the comparison of power levels in electrical communication or of intensities of sound, corresponding to an intensity ratio of 10 to 1. See also decibel Example sentencesExamples - They are also exceptionally quiet, emitting just 2.1 bels of noise at idle.
- As for the acoustic characteristics of the drive it generates 2.4 bels of noise in the idle mode.
- The drives are rated at under 2.5 bels of acoustic power, the same level of acoustic noise produced by Seagate's PC drives.
- Select a heat pump with an outdoor sound rating of 7.6 bels or lower.
- The present invention is a computer chassis assembly that can adequately cool an electronic system which generates 450 watts of heat, without emitting cooling fan noise above 5 bels of sound power.
Origin 1920s: from the name of A. G. Bell (see Bell, Alexander Graham). |