拔取，指选取，选拔；拔毛取血。语出《国语·楚语下》：“是以先王之祀也……毛以示物，血以告杀，接诚拔取以献具，为齐敬也。”
misc. drawing off
然后医生会仔细检查头皮，判断掉发类型，并可能轻轻拔取少量头发以做检测。
He or she will look closely at your scalp and hair-loss pattern and may gently pull out a few hairs for tests.
本实用新型的具有容易拔取、可改变组合成不同型式、拉环不占空间等优点。
The utility model has the advantages of easy process of pulling, possibility of being changed and combined into different forms, small space of the pull ring, etc.
本文采用解析法导出了这种差动机构中拔取罗拉的位移，速度和加速度的方程式。
The analytical method is applied in deriving equations for the displacement, velocity and acceleration of the detaching roller installed in the differential mechanism.
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