当喇叭线圈与蓄电池的电路接通时，喇叭线圈产生的磁力振动膜片，产生响亮的声音。
When the horn winding is connected to the Battery, the magnetism produced by the winding pulls the diaphragm down, creating a loud click.
汽车喇叭膜片碎裂是喇叭的主要失效形式之一，是行业内技术攻关的重要课题。
Horn diaphragm being broken is one of the main horn failure forms and is an important topic of technical problems in automotive industry.
然后，对喇叭膜片进行可靠性分析，确定出膜片的最大变形量及影响最大应力的主要因素。
Then, the reliability analysis of horn diaphragm is done, obtain the maximum distortion and confirm the main factors affecting the maximum stress.
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