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Abstract: The relationship between seam quality and some fundamental factors is discussed, especially the importance of reasonable and machine needle to sewing thread to increase seam quality.
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文摘:探讨了影响服装缝纫质量的一些基本因素,并重点分析了设备状态及缝料、机针与缝线的合理配伍对提高缝纫质量的重要意义. |
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Abstract: The reliability and validity of the “ Adaptability Test for Safe Drive ” were emphatically ？
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文摘:重点对“安全驾驶适应性测验”的信度和效度进行了研究和检验。 |
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Abstract: The reliable design of high temperature strength of welded components is of significant importance in assuring the structural integrity of pressure vessels and pip at elevated temperature.
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文摘:焊接构件的高温强度的可靠设计对保证高温压力容器及管道的结构完整性具有十分重要的意义。 |
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Abstract: The remaining life of speciment is dependent upon loading history, under two level cyclic loading.
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文摘:两级循环加载条件下，材料的剩余寿命强烈地依赖于加载历史。 |
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Abstract: The research of equipment on airplane need ground test equipment which have maturity functions.
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文摘:机载电子设备的研制和开发，需要功能完备的地面检测设备。 |
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Abstract: The research of sedimentary facies is an important foundational work for the exploration and evaluation of petroliferous basins.
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文摘:沉积相研究是进行含油气盆地勘探、评价的一项重要的基础工作。 |
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Abstract: The research on artificial intelligence and artificial neural networks, which is rising and developing presently, opens up a new way for controling of complex non-linear system.
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文摘:目前正在兴起和发展的人工智能及人工神经网络的研究为复杂的非线性系统的控制开辟了一条新路。 |
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Abstract: The research results on hydroseeding, hydroseeder and nationalization of hydroseeding mulching materials have been introduced. The prospect of utilization of the technology in China has been analyzed.
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文摘:介绍了水力喷播技术和水力喷播机，以及喷播辅料国产化的试验研究成果，并对水力喷播技术在中国的应用前景做了展望。 |
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Abstract: The residue accumulation status of copper in orchard soil where bordeaux mixture was applied for many years, its effects on fruits and intercrop and interplanting of another crop were elaborated.
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文摘:阐述了因长期施用波尔多液致使铜在果园土壤中的残留积累状况及其对果园作物生长的影响。 |
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Abstract: The resource distribution of Aralia elata in northeast China were investigated.By means of the optical microscope,the features of histology and powder of cortex of this plant were first examined.In the cortex,threre are a large number of secreto
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文摘:对分布在我国东北地区的药用植物辽东木的资源进行了调查，以光学显微镜对其根皮的组织和粉末进行了观察，其根的皮层较层，并含有大量的树脂道，粉末具有大量的淀粉粒及少量草酸钙结晶. |
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Abstract: The responses of shaft bow and their relationships with unbalanceresponses and mechanical or electronic run out are analyzed based on the theory of rotor dynamics.The responses of shaft bow are separated from the unbalance responses successfully
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文摘:依据转子动力学理论分析了柔性转子弯曲响应的特征，在此基础上讨论了它与不平衡响应及机械与电气跳动量之间的关系，并利用转子在不同起车情况下的振动信息，有效地分离了弯曲响应和不平衡响应，求解出弯曲量与不平衡量的比值.提出了转子在恒定转速下，基于二维全息谱技术的热弯曲故障识别方法.研究结果表明，当弯曲量相位稳定而其幅值变化时，转子响应的二维全息谱初相点的切线是相互平行的，由此可以有效地实现转子热弯曲故障的识别与诊断. |
