“neuropterids”的概念、定义、翻译、参考文献-科学参考

单词	neuropterids
释义	neuropterids Encyclopedia 理学古植物学释 neuropterids脉羊齿类小羽片为脉羊齿型的种子蕨类植物的集合。小羽片基部收缩成心形，以一点或部分附着于轴上，中脉至小羽片上部消散，侧脉羽状或简单网状。
随便看	fixed bed reactor fixed bed solid adsorptive desiccant system fixed bias fixed block fixed boundary condition fixed branch point fixed buoy observation fixed capital fixed carbon of coal fixed cell fixed-charge problems fixed circle fixed Communication Satellite fixed compensation fixed component fixed component of a linear system fixed cone of instantaneous axes fixed coordinate fixed coupling fixed crane fixed cross section chart fixed cross section survey fixed crushing station fixed cycle fixed decimal point

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