全口义齿牙列排好后,在架上调整侧平衡时,工作侧相对牙尖不接触,平衡侧相对牙尖有接触,采取下列哪项主要调整方法?( )
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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