“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	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 fixed-active tooling fixed allele fixed ammunition fixed and flashing light fixed and group flashing light fixed arch fixed area fixed artillery fixed attenuator fixed-base index fixed-bed hydroforming fixed-bed operation fixed bias fixed-bias transistor circuit

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