Source Language（Chinese）
在试验开始时，SYNARC公司（丹麦哥本哈根）提供欧洲脊椎X-线吸收体模进行扫描校正。整个试验期间，通过测量体模进行每天的治疗控制以保证测量结果的稳定性。

Target Language（English）
At the beginning of the study, SYNARC Company (Copenhagen, Denmark) provided European vertebral X-ray absorption phantom for scanning correlation. During the study, daily phantom measuring was conducted to ensure quality control and to make sure the measuring result was consistent.