the limits of electric drill
...限制电动钻钻孔；开窗髓核摘除术 [gap=2343]Key words] Prolapse of lumbar intervertebral discese; The limits of electric drill; Window nucleus pulposus enucleation ..
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the limits of electric drill
电钻的极限
以上为机器翻译结果，长、整句建议使用 人工翻译 。