Pull out retainer plate downwards.
向下拔出固定板。
Install number plate and retainer plate.
安装牌照和固定板。
The retainer plate remains on the rear spoiler.
固定板保留在后扰流板上。
Objective To measure the retentive force of short buccal retentive arm distal guiding plate hard retainer, and provide requisite data for its clinical application.
测试颊侧短固位臂-远中邻面板硬固位体的固位力，为临床应用提供实验依据。
Objective To measure the retentive force of short buccal retentive arm distal guiding plate hard retainer, and provide requisite data for its clinical application.
测试颊侧短固位臂-远中邻面板硬固位体的固位力，为临床应用提供实验依据。
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