When the tolerance is in both directions from the basic size, it is known as a bilateral tolerance.
当宽容是从两个方向的基本尺寸,它被称为双边公差。
Methods the expense, effect, complication and patient tolerance of single interventional therapy of bilateral avascular necrosis femoral head were statistically studied.
方法统计双侧无菌性股骨头坏死作一次介入治疗所需费用、效果、并发症及患者痛苦程度。
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