第54条 所有权登记人申请注销登记有左列情事之一时所有权之登记人应声明事由检具证明文件申请注销登记
Article 54 Where any of the following circumstances occurs, the registrant of ownership shall declare the reasons and submit the supporting documents to apply for cancellation of registration
以上为机器翻译结果，长、整句建议使用 人工翻译 。