Objective To study the effect of the preparation of blood composition "bottleneck", and eliminate the bottleneck effect on blood component preparation process influence.

目的探讨影响血液成分制备的“ 瓶颈效应”，以及消除“瓶颈效应”对血液成分制备过程的影响。

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Conclusion: component preparation personnel can through blood effective protective measures to reduce or avoid the occupational hazards.

结论：成分血制备人员能通过有效的防护措施减少甚至避免职业危害的。

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