“primitive cardiovascular system”的概念、定义、翻译、参考文献-科学参考

单词	primitive cardiovascular system
释义	primitive cardiovascular system Encyclopedia 医学心血管系统的发生释 primitive cardiovascular system原始心血管系统人胚第3～5周，胚体内逐渐形成心管、动脉和静脉，构成卵黄循环、脐循环和胚体循环组成的系统。
随便看	electromagnetic tensor electromagnetic test Electromagnetic Theory electromagnetic theory electromagnetic theory of light electromagnetic-thermo-mechanical constitutive relation of superconductors electromagnetic / ultrasonic integrated test instrument electromagnetic ultrasonic internal detector electromagnetic unit system electromagnetic valve electromagnetic variable electromagnetic vertial ring high gradient magnetic separator electromagnetic vibrating type seeder electromagnetic vibroseis electromagnetic viscosity electromagnetic voltage transformer electromagnetic wave electromagnetic wave absorbers electromagnetic wave absorbing materials electromagnetic wave diffraction electromagnetic wave height measurement electromagnetic wave in magnetosphere electromagnetic wave irradiation breeding electromagnetic wave logging device electromagnetic wave propagation

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