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traction converter
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traction converter
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铁路机车
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traction converter
牵引变流器
电力机车、电动车、电传动内燃机车组牵引主电路中实现直流和交流电能转换的装置,用于控制牵引电机的输出转矩,满足列车运行的需要。
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seal up
seal wear
seam
seaman
Seaman's Book
seamanship
sea manure
sea map publishing
sea map update
seam-burnt edition
Sea-Mirror of Circle Measurement
sea mite
seamless
seamless depth datum
seamless editing
seamless steel pipe for liquid service
seamless track
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seamless underwear circular knitting machine
seamount
seamount ecosystem
seamount fishing ground
seamounts survey
seam processing
Seamus Heaney
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