“semi-automatic block”的概念、定义、翻译、参考文献-科学参考

单词	semi-automatic block
释义	semi-automatic block Encyclopedia 工学铁路区间闭塞释 semi-automatic block半自动闭塞人工确认相邻两铁路车站间区间线路空闲、办理和解除闭塞，自动开放、关闭出发信号机的闭塞方式。
随便看	air-conditioning system for cleaning room air-conditioning system for data center air conditioning system of transportation vehicles air-conditioning system performance evaluation air conditioning system zoning air condition parameter air conduction air cooled condenser air-cooled condenser air cooled internal combustion engine air-cooled low pollution diesel engine air-cooler evaporator air cooling air cooling island air cooling of hydro-generator air cooling of motor aircospot welding aircraft aircraft acceleration test aircraft accident aircraft accident and incident investigation aircraft acoustic noise test aircraft actuation system aircraft aeroacoustics flight test aircraft aerodynamic characteristics

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