更多"[简答题]Signal signs shall be set at t"的相关试题:
[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 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 data communication network shall provide IP bearer network of wide area network for information systems such as railway transport organization, passenger and freight marketing, operation and management, as well as communication systems such as GSM-R and video-related systems.
[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.
[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.
[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.
[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 route indicator shall be turned lighting-on when the main signal is on, in compliance with the requirements to distinguish departure directions.
[简答题]Starting signals shall be installed for the main track and receiving-departure track.
[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.
[简答题]The design of video system shall comply with the video monitoring requirements of railway transportation production, equipment supervision, emergency rescue and security precaution to fulfill the sharing of network resource and video information.
[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]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 Parties shall enter into a Contract Agreement within 28 days after the Contractor receives the Letter of Acceptance, unless they agree otherwise.
[简答题]The test equipment box shall not be energized and tested until the lightning protection devices and earthing wires are connected and installed.
[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 number of optical fiber cores shall be determined according to the network planning, reliability and service requirements and the structure of the optical cable. The number of reserved fiber should not be less than 50% of the total number of fiber in the new long-distance optical cable.
[简答题]The design of high-speed railway shall follow the concept of people orientation and system optimization, comfort and economy, high-speed and short headway.
[简答题]The Contractor shall design (to the extent specified in the Contract), execute and complete the Works in accordance with the Contract and with the Engineer's instructions, and shall remedy any defects in the Works.
