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铁路信号安全型继电器
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铁路信号安全型继电器
Encyclopedia
工学
〔铁路信号设备〕
释
railway signaling vital relay
铁路信号安全型继电器
基于重力恒定原则,接点采用抗熔焊触头材料,实现故障-安全的铁路信号专用继电器。
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protophilic solvent
protophloem
protophobic solvent
protophyte
proto-planet
protoplanet
protoplanetary cloud
protoplanetary disk
proto-planetary nebula
protoplanetary nebula
protoplanetary system
protoplasm
protoplasmic astrocyte
protoplasmic bridge
protoplasmic streaming
protoplast
protoplast co-culture transformation
protoplast culture
protoplast culture of plants
protoplast fusion
protoplast planting density
protoplast regeneration
protoplast viability
protoplax
proto-PNe
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