异常指示
Equivalent beam's dynamic deflection explanation for abnormal indication in acoustic impedance inspection of the small pits on metal surface of honeycomb adhesive bonded structure
金属胶接蜂窝结构面板上小凹坑处声阻探伤指示异常的等效梁动变位解释
The indication for operation was an abnormal head position ≥ 15 °.
手术适应证为异常头位≥15°者;
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