However, the use of a trusted channel and listener is only recommended in a stable environment because the level of protection between the channel or listener and the queue manager is reduced.
但是，建议您仅在稳定的环境中使用可信通道和侦听器，因为通道或侦听器与队列管理器之间的保护级别被降低。
Special attention should be given to the proximal screw fixation. In this case the use of uni-cortical screws is recommended around the stem of the implant and bi-cortical screws below this level.
应特别注意近端螺钉固定，在此案例下，使用单皮质螺钉推荐用于假体干部，而双皮质螺钉用于假体之下。
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