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无砟轨道
释义
无砟轨道
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工学
无砟轨道
释
ballastless track
无砟轨道
由钢轨、扣件及混凝土轨下基础构成的铁路轨道。由于轨下基础不再采用传统的碎石砟道床,而是采用混凝土结构,故称无砟轨道。
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automatic comet-seeker
automatic compensation
automatic computer
Automatic Content Extraction
automatic continuity
Automatic control
automatic control
automatic control of auxiliary equipment of hydropower station
automatic control of hydro-generator unit
automatic control of hydropower station
automatic control of pumped-storage unit
automatic control system
automatic control system for fire protection
automatic control systems
automatic control technology of blast furnace ironmaking
automatic control theory
automatic counting
automatic cut-off valve
automatic data extractor and plotting table
automatic data processing
automatic demagnetization
automatic dependent surveillance
automatic dependent surveillance broadcast
automatic detective of steel plate surface defect
automatic differentiation
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