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Objective To discuss the advantage in clinical effect of traction treatment on children femoral shaf fracture.
目的探讨牵引治疗儿童股骨干骨折的临床疗效与优越性。
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The optimal protection for bearing current was reached by the insulation of both ends of bearing and grounding of carbon brush of motor shaf…
电机双端轴承绝缘并且电机轴碳刷接地,可构成对轴承电流的最佳防护。
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Therefore the design criterion for the shaft is proposed, i. e. the fatigue strength of the shaf should depend on the torsional fatigue strength.
挠性轴强度校核主要是校核疲劳强度,为此提出了合理设计挠性轴的原则,即挠性轴的疲劳强度应取决于扭转疲劳强度。