人巨细胞病毒对女性正常生育的影响,已引起广泛的注意.
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探讨了一种改进的动力触探方法,主要用于确定土的承载力.
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据此,从理论上分析了球轴承振动的非线性特性,并用实际的实验数据进行了验证。
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Then by laboratory triaxial test tip is achieved addition is equal to pile bearing capacity.
该方法用于肇源松花江大桥桩基承载力的测试,得出的桩承载力与实测值吻合较好,取得了预期的效果.
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采用DF-S油对轴承零件进行马氏体等温淬火试验,证明该淬火油可以显著降低变形和应力,提高钢球的压碎载荷及轴承的使用寿命。附图3幅,表3个。
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Vertical bearing capacity test studying for boring prepakt concrete caisson pile
压浆混凝土钻孔灌注桩竖向承载力试验研究
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Test method for abrasion resistance of concrete and its products ( Ball bearing method)
GB/T16925-1997混凝土及其制品耐磨性试验方法(滚珠轴承法)
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Based on the field test, hub bearing's load spectra in time and amplitude domain were demonstrated.
绘制了不同行驶状态时, 轮毂轴承载荷在时域和幅值域的统计谱图.
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The whole test-bed frame , bearing parts and rotor parts were designed and manufactured.
本文设计、试制了多支承轴承 - 转子系统轴承负荷辨识试验台.
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The allowable pile bearing load is prestimated, And The outcome conformity to static pile test.
并以分析结果为依据,预估单桩承载力, 结果与静力试桩结论相吻合.
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