“vacuum-extraction of the fetus head for midwifery”的概念、定义、翻译、参考文献-科学参考

单词	vacuum-extraction of the fetus head for midwifery
释义	vacuum-extraction of the fetus head for midwifery Encyclopedia 医学助产释 vacuum-extraction of the fetus head for midwifery胎头吸引器助产使用负压吸引器吸住胎头，并通过牵引和旋转使胎头下降的一种助产方法
随便看	Blackfoot Black Forest National Park black freight Black Friday Black Girl black glazed black-glazed ewer with highfired overglaze white-gray splashes（huaci）and two lugs black glazed tea cup with tree leaf pattern black-glazed with silver oil-drop marking Black Glove Event Black God, White Devil black grunt black hat hacker Black Hawk Black Hawk Down blackhead seabream black henbane black hole black hole accretion black hole and thermal gauge theory black hole binary black hole dynamics black hole entropy black hole evaporation black hole exploration

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