“sprag road”的概念、定义、翻译、参考文献-科学参考

单词	sprag road
释义	sprag road [`sprag ´rōd] ^{MINING ENGINEERING} A road so steep that sprags must be used on the wheels of ore cars during descent.
随便看	amplitude modulator amplitude noise amplitude of accommodation amplitude resonance amplitude response amplitude selector amplitude separator amplitude shift keying amplitude splitting amplitude suppression ratio amplitude-versus-frequency distortion amp-turn ampule Ampulicidae ampulla ampulla of Lorenzini ampulla of Vater Ampullariella ampullary organ amputation Ampère balance Ampère currents Ampère law Ampère rule Ampère theorem

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