“rod level”的概念、定义、翻译、参考文献-科学参考

单词	rod level
释义	rod level [`räd ´lev·ǝl] ^ENGINEERING A spirit level attached to a level rod or stadia rod to ensure the vertical position of the rod prior to instrument reading.
随便看	power series power set power shovel power-shovel mining power slips power spectrum power station power steering power stroke power supply power supply circuit power-supply rejection ratio power switch power switchboard power switching power train power transfer equation power transfer theorem power transformer power transistor power transmission line power transmission tower power traverse power tube power typing

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