“正性变传导作用”的概念、定义、翻译、参考文献-科学参考

单词	正性变传导作用
释义	正性变传导作用 Encyclopedia 医学正性变传导作用释 positive dromotropic action正性变传导作用心交感神经兴奋时节后纤维末梢释放去甲肾上腺素，作用于心肌细胞上的β型肾上腺素受体，引起房室交界的慢反应自律性细胞动作电位传导加快的作用。主要增加房室交界区的传导速度。
随便看	combined production string of flowing well combined quantum-mechanics combined quantum-mechanics/molecular-mechanics method combined quantum mechanics/molecular mechanics(QM/MM)method combined radio navigation combined radiotherapy with chemotherapy for lung cancer combined ratio combined ratio estimate combined ratio estimator combined regression estimate combined regression estimator combined representation combined roadheader combined rotation and multiple pulse spectroscopy combined rotation and multiple pulse spectroscopy (CRAMPS) combined sample combined seed and fertilizer drill combined selection combined sewer combined spacecraft operation phase combined spicebush root combined spinal and epidural nerve block combined sprinkler and foam system combined sprinkler-foam system combined standard uncertainty

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。