“carrier”的概念、定义、翻译、参考文献-科学参考

单词	carrier
释义	carrier [`kar·ē·ǝr] ^CHEMISTRY A substance that, when associated with a trace of another substance, will carry the trace with it through a chemical or physical process. ^{COMMUNICATIONS} 1. The radio wave produced by a transmitter when there is no modulating signal, or any other wave, recurring series of pulses, or direct current capable of being modulated. Also known as carrier wave; signal carrier. 2. A wave generated locally at a receiver that, when combined with the sidebands of a suppressed-carrier transmission in a suitable detector, produces the modulating wave. 3. See <<carrier system>> ^GENETICS An individual who is heterozygous for a recessive gene. ^IMMUNOLOGY A protein to which a hapten becomes attached, thereby rendering the hapten immunogenic. ^{MECHANICAL ENGINEERING} Any machine for transporting materials or people. ^MEDICINE A person who harbors and eliminates an infectious agent and so transmits it to others, but who may not show signs of the disease. ^{NAVAL ARCHITECTURE} See <<aircraft carrier>>
随便看	scales of motion scale-up scale wax Scalibregmidae scaling scaling circuit scaling factor scaling law scaling ratio scaling symmetry scallion scallop scalloped upland scalloping scalp scalped anticline scalped extrusion ingot scalpel Scalpellidae scalping chips scaly bark scaly leg scan scan converter scandent

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