拉应力中区由基托前腭部移动到唇系带切迹区。
The central zone of tensile stress moved to the frenal notch from the pre palate.
可摘局部义齿前腭板的前部是影响发音的主要部位。
The main area which effects the acoustic characteristics is the anterior part of the anterior palate plate of the removable partial denture.
拉应力集中区由基托前腭部、前牙腭侧移动到唇系带切迹区；
The central zone of tensile stress moved to the frenal notch from the pre palate and palatal side of the denture incisor of the base;
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