“emery paper”的概念、定义、翻译、参考文献-科学参考

单词	emery paper
释义	emery paper [`em·ǝ·rē ´pā·pǝr] ^MATERIALS An abrasive paper or cloth with an adherent surface layer of emery powder; used for polishing and cleaning metal.
随便看	control surface control switching point control symbol control synchro control system control-system feedback control systems equipment control tape control total control tower control-tower visibility control track control transformer control unit control unit terminal emulation control valve control vane control variable control winding control word control zone contusion Conularida Conulata Conulidae

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