“seed fern”的概念、定义、翻译、参考文献-科学参考

单词	seed fern
释义	seed fern Encyclopedia 理学古植物学释 seed fern种子蕨种子蕨纲植物的统称。原始的已经灭绝的一类裸子植物。
随便看	ultra-smooth surface detection ultrasoft ultra soft pseudopotential ultra-soft pseudopotential ultrasoft pseudopotential ultra-soft pseudopotential, USPP ultrasonic ultrasonic absorption ultrasonic additive manufacturing ultrasonica extractor ultrasonic agglomeration ultrasonically assisted ultra-precision cutting of carbon steel ultrasonic amplification effect ultrasonic anemometer ultrasonic anemometers ultrasonic-assisted electrical discharge machining ultrasonic-assisted extraction ultrasonic-assisted grinding ultrasonic-assisted machining ultrasonic assited electrical discharge machining ultrasonication ultrasonic attenuation ultrasonic attenuation spectrum measurement in multi-phase flows ultrasonic backscattering ultrasonic bioeffect

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