By the way of small sample preliminary study,the paper tries to find out the stability and reliability of the ultrasonic device and the influence of abnormal operation on the indices obtained so as to provide a scientific foundation for future research and tests.
超声骨龄是一种新型的骨龄自动评定方法,本文试图通过小样本实验来检测超声仪器的测试指标稳定性可靠性,以及异常操作对这些测试指标的影响,为以后超声骨龄研究和测试过程中规范化操作提供一些科学依据。