更多"[简答题]The data communication network"的相关试题:
[简答题]The clock synchronization network shall adopt hybrid synchronous networking with regional control and multi reference clock control method. The master slave synchronization mode shall be adopted in each synchronization region, and the quasi synchronization mode shall be adopted between regions.
[简答题]The design of railway communication shall comply with the requirements of reliability, availability, maintainability and safety for the equipment operation and maintenance.
[填空题]Data Transmission Network (DTN)
[填空题]dispatching communication
[填空题]mobile communication
[填空题]communication automation
[填空题]communication protocol
[填空题]communication satellite
[简答题]All construction parties shall establish and improve quality assurance system,exercise wholeprocess control of construction quality,and implement lifelong quality accountability system.
[填空题]communication blind district
[简答题]The selected construction scheme shall be safe and reliable,advanced in technology,easy to operate and the most optimized.
[简答题]The repeating signal shall be installed within the sighting distance of main signal, at a place as far from the main signal as possible.
[填空题]train radio dispatching communication
[简答题]External AC power supply shall be the primary power source for communication system. When external power supply is not available, internal power supply should be prepared.
[简答题]It shall be confirmed before electric test that the manual transition of each traction point is normal and the tested switch, the associated switches with follow up movement and protective switches can meet the transition conditions.
[简答题]The video conferencing system shall be set with multipoint control unit (MCU), video conference terminal, conference room equipment and network management equipment, etc. When the video conferencing system based on H.323 protocol is adopted, gatekeeper (GK) and other equipment shall be set.
[简答题]The Contractor shall be responsible for the adequacy, stability and safety of all Site operations and of all methods of construction.
[简答题]The dedicated templates and tools shall be adopted for drilling on the track slab, protection wall, tunnel wall and rail, as well as for cable laying and equipment wiring.