“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	principle of library management principle of limiting absorption principle of limiting amplitude principle of linearization principle of linearized stability principle of linear superposition principle of locality principle of localization principle of location principle of massive support principle of material benefits principle of mathematical induction principle of maximum Principle of maximum entropy principle of maximum entropy principle of maximum modulus principle of maximum work principle of mechanics of plasticity principle of mediocrity principle of methanol to olefins principle of methanol to propylene principle of metrology principle of microreversibility Principle of Minimal Attachment principle of minimal coupling

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