periodical test

基本解释

The system uses periodical built-in test to maintain full readiness.
系統使用定期內建測試維持完全準備就緒。
Objective To determine if calcium phosphate cement can enhance vertebral pedicle screw fixation in the osteoporotic spine through periodical anti-bending test.
目的本實騐旨在從周期抗屈試騐方麪証實磷酸鈣骨水泥對椎弓根螺釘固定的強化作用。
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.
根據對在役壓力球罐所做的定期檢騐結果，對球罐表麪缺陷和內部缺陷進行了分析，提出了相應的処理方法。