A sign is something other people, apart from the patient can detect, such as a swelling, rash, or change in skin color. A symptom is something only the patient feels and describes, such as a headache, fatigue, or dizziness. For the most part, the symptoms of HIV are the result of infections caused by bacteria, viruses, fungi and parasites.
Coarse wavelength-division multiplexing â cost-efficient transport in short-distance optical networks. CWDM is the technology of choice for cost-efficiently transporting large amounts of data traffic in telecom or enterprise networks. Optical networking and especially the use of CWDM technology has proven to be the most cost-efficient way of addressing this requirement.
Cw/ccw: Clockwise/counter clockwise: D: DAMA: Demand Assigned Multiple Access, satellite access scheme, usually for telephony: DARPA: Defence Advanced Research Projects Agency (US) DATE: Duly Authorised Telecommunications Entity: dB: Decibel: dBm: Decibels referenced to milliwatts: dBW: Decibels referenced to Watts: DC: Direct Current: DCE: Data Communications Equipment: DCME