The utility model relates to a medical bone drill guiding protector with depth measurement with the functions of guiding, depth probe and protecting.
本实用新型涉及一种具有导向、测深、保护作用的医用骨钻导向测深保护器。
This paper, taking temporal deictic expressions as example, attempts to make an in-depth probe into and analysis of the anti-preemptive phenomenon in five aspects.
本文试图以时间指示词语为例，从五个方面对反先用现象做进一步的探讨和分析。
This paper, taking temporal deictic expressions as example, attempts to make an in-depth probe into and analysis of the anti-preemptive phenomenon in five aspects.
本文试图以时间指示词语为例，从五个方面对反先用现象做进一步的探讨和分析。
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