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。
Periodical bending resistance test in screws with hollow lateral holes in pedicle of vertebral arch was made on the rest 12 vertebrae.
另外12个椎体做空心侧孔椎弓根螺钉的周期抗屈试验。
Periodical check-up of the radar test equipment is one of the important tasks of the radar equipment measurement support.
对雷达检测设备进行周期检定是雷达装备计量保障工作的重要内容之一。
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。
I approximately fear to tear the tearful girl's test periodical.
我僟乎害怕撕那个泪流满面的女孩的试卷。
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的准备就绪。
The assessments of measuring indeterminacy in rubber physical laboratory were introduced taking international hardness meter, while giving test results, calibrating equipment and periodical checking.
以国际硬度计为例介绍了橡胶物理实验室在给出试验结果、进行设备校准和期间核查时，测量不确定度评定的方法。
The assessments of measuring indeterminacy in rubber physical laboratory were introduced taking international hardness meter, while giving test results, calibrating equipment and periodical checking.
以国际硬度计为例介绍了橡胶物理实验室在给出试验结果、进行设备校准和期间核查时，测量不确定度评定的方法。
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