随着Bellick大摇大摆闯进来,Michael迅速地将螺钉藏在了裤兜里。
"Michael quickly conceals the bolt into his front pocket as Bellick swaggers in."
本实用新型是一种适合多种规格尺寸的螺钉使用,可方便地更换改锥头部分的万用改锥。
The utility model relates to a universal screw driver which can replace screwdriver head conveniently, and it can be applied to screws of various format dimension.
说明胸椎经椎弓根螺钉可较安全地置入椎弓根,内固定器能很好地复位骨折椎体,间接减压椎管。
The transpedicular screw of thoracic vertebrae can be placed safely into pedicle, and the internal fixators may reduce vertebral fracture and decompress vertebral canal indirectly.
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