“pith knot”的概念、定义、翻译、参考文献-科学参考

单词	pith knot
释义	pith knot [`pith ´nät] ^MATERIALS A small knot with a diameter of 0.25 inch (0.64 centimeter) or less in a wood board that has a pith hole.
随便看	hollander Holland formula hollandite Hollerith code Hollerith string Hollinacea Hollinidae hollow hollow block hollow cathode hollow-core construction hollow drill hollow ended hollow gravity dam hollow mill hollow-pipe waveguide hollow-plunger pump hollow reamer hollow rod hollow-rod churn drill hollow-rod drilling hollow shafting hollow stalk hollow stem hollow tile

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