Objective To assess the blocking effects of a new-type closure device for the puncture point of femoral artery in vitro.

目的观察一种新型股动脉穿刺点封堵装置的体外栓塞效果。

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Closure at some point in the vocal tract that blocks the flow of air in the production of an oral or a nasal stop.

阻塞在发鼻阻音或阻塞音时，声带的某一点闭合，阻止气流通过。

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Intersection point closure is one of the difficulties in the processing.

交点闭合是本次处理的难点之一。

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But the key point of the procedure depends on the issue, "whether or not can the higher education enrollment expansion reduce the social stratum closure."

但是这一命题的关键之处，或者这一命题的基石就在于高校扩招能否降低阶层间的封闭性。

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But the key point of the procedure depends on the issue, "whether or not can the higher education enrollment expansion reduce the social stratum closure."

但是这一命题的关键之处，或者这一命题的基石就在于高校扩招能否降低阶层间的封闭性。

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