“rod stuffing box”的概念、定义、翻译、参考文献-科学参考

单词	rod stuffing box
释义	rod stuffing box [`räd `stǝf·iŋ ´bäks] ^ENGINEERING An annular packing gland fitting between the drill rod and the casing at the borehole collar; allows the rod to rotate freely but prevents the escape of gas or liquid under pressure.
随便看	fistulous withers fit fitch fitment fitness fitness figure fitness number fitter Fittig's synthesis fitting fitting out FitzGerald-Lorentz contraction five-and-ten system five-day forecast five-dimensional space five-fourths power law five-level code five-level start-stop operation five-spot well pattern five-wire line fix fixation fixative fixator fixed action pattern

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