“protostele”的概念、定义、翻译、参考文献-科学参考

单词	protostele
释义	protostele [`prōd·ǝ´stēl] ^BOTANY A stele consisting of a solid rod of xylem surrounded by phloem.
随便看	pseudosymmetry relative gain array relative geologic time relative gravity instrument relative humidity relative hypsography relative index of refraction relative interference effect relative ionospheric opacity meter relative isohypse relative luminosity factor relatively closed set relatively compact set relatively open set relatively prime relative Mach number relative magnetometer relative maximum relative minimum relative molecular mass relative momentum relative motion relative movement line relative orbit relative permeability

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