periodical test

基本解释

The system uses periodical built-in test to maintain full readiness.
系统使用定期内建测试维持完全准备就绪。
Objective To determine if calcium phosphate cement can enhance vertebral pedicle screw fixation in the osteoporotic spine through periodical anti-bending test.
目的本实验旨在从周期抗屈试验方面证实磷酸钙骨水泥对椎弓根螺钉固定的强化作用。
Based on periodical test results obtained from spherical tank in recent years, this paper describes the relative solutions to various defects arisen from in-line pressure spherical tanks.
根据对在役压力球罐所做的定期检验结果，对球罐表面缺陷和内部缺陷进行了分析，提出了相应的处理方法。