“Korfmann arch saver”的概念、定义、翻译、参考文献-科学参考

单词	Korfmann arch saver
释义	Korfmann arch saver [`kȯrf·män `ärch ´sāv·ǝr] ^{MINING ENGINEERING} A machine that uses a controlled hydraulic system to withdraw steel arches.
随便看	white spirit white squall white stochastic process white tellurium white-to-black amplitude range white-to-black frequency swing white transmission white vitriol whitewash white water whiting whitleyite whitlockite Whitney sum Whittaker differential equation Whitworth screw thread whizzer mill whole-body counter whole gale whole range point whole step whole tone whooping cough whooping crane whorl

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