单词	出自山东
释义	同出自山東
随便看	notching machine notching press notching ratio notching relay notching time relay notch joint notch length notch muting notch, necking down notch; necking down notch number notch of the back sight notch of the backsight notch out override switch notch override notch override position notch position notch protein notch pulse notch, rectangular notch, rectangular sharpedged notch root notch rupture ductility notch, semi-circular notch sensibility