| 单词 | compression |
| 释义 | compression [kǝm`presh·ǝn] COMPUTER SCIENCE See <<data compression>>. ELECTRONICS 1. Reduction of the effective gain of a device at one level of signal with respect to the gain at a lower level of signal, so that weak signal components will not be lost in background and strong signals will not overload the system. 2. See <<compression ratio>> GEODESY See <<flattening>> GEOLOGY A system of forces which tend to decrease the volume or shorten rocks. MECHANICAL ENGINEERING See <<compression ratio>> MECHANICS Reduction in the volume of a substance due to pressure; for example in building, the type of stress which causes shortening of the fibers of a wooden member. |
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