“tray elevator”的概念、定义、翻译、参考文献-科学参考

单词	tray elevator
释义	tray elevator [`trā ´el·ǝ´vād·ǝr] ^{MECHANICAL ENGINEERING} A device for lifting drums, barrels, or boxes; a parallel pair of vertical-mounted continuous chains turn over upper and lower drive gears, and spaced trays on the chains cradle and lift the objects to be moved.
随便看	voltage rating voltage ratio voltage reflection coefficient voltage-regulating transformer voltage regulation voltage regulator voltage-regulator diode voltage-regulator tube voltage saturation voltage stabilizer voltage transformer voltage-tunable tube voltage-variable capacitor voltaic cell voltaic pile voltaite voltameter voltammeter voltammetry volt-ampere zero bevel gear zero bias zero-bias tube zero branch zero compression

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