In the evaluation of highway steel truss Bridges based on the method of fracture mechanics, the plane fracture toughness K IC must be detected firstly.
应用断裂力学方法对公路钢桁桥的安全性能进行评估中,必须首先测出平面应变断裂韧度KIC。
Geological structure, structural plane, rock property, cave shape and groundwater are important factors of qualitative evaluation for cave foundation stability.
地质构造、结构面、岩层、洞体形态、地下水等,是定性评价含溶洞岩石地基稳定性的重要因素。
Using autofocus evaluation function to get the focus image of tilting plane, and the result agrees with the theoretical plane of image.
利用评价函数在实验中确定了倾斜平面成像的最佳聚焦平面,并与理论像平面吻合。
This paper aimed at the problem of the excessive guide line and huge data in the data quality evaluation on the flight-testing of the Plane-carried C3I System.
针对机载C3I系统的试飞中数据质量评估指标多、数据量大等问题,建立了数据质量评估模型,并阐述了该模型的构造方法,将数据中复杂的指标体系进行了量化处理。
The method of moments (MOM) combining with the asymptotic waveform evaluation (AWE) technique is used to predict scattering fields of an arbitrarily shaped groove in a perfectly conducting plane.
本文基于渐近波形估计(AWE)技术和矩量法(MOM)快速预测无限大导体平面上任意形状凹槽的散射场方向性函数。
Based on this evaluation, the survey used binocular stereo vision system to compensate the direction error, and located the elevation degree in vertical plane and the distance of sound source.
在此基础上,利用双目立体视觉系统对听觉系统定位的结果进行误差补偿,并进行垂直方位的标高角以及距离的评估。
The evaluation contents and relevant methods are proposed for the manufacturability of plane-generated double enveloping Hourglass worm gear pairs.
提出了平面二次包络环面蜗杆副可制造性评价的内容和方法。
In this paper, an analytical approach is described for the evaluation of the Hertz potential of a vertical magnetic dipole over the finitely conducting medium plane.
本文给出求解有限导电媒质平面上方垂直磁偶极源赫兹位函数的解析方法。
With the development of infrared focal plane array technology, there are higher requirements in the field of parameters testing and performance evaluation of infrared focal plane array detector.
本文围绕红外焦平面阵列探测器的性能参数测试方法开展研究工作。
Measured its ideal plane as the main benchmark as the frame of reference for other gauges, the evaluation of its flatness is the most important index.
平面度是几何量测量中的一个重要参数。测量得到的平面是利用理想平面作为基准,使其它计量器具有相应的参照平面,从而对其平面度进行评定。
It was shown that the most dangerous sliding-plane could not be found out and its evaluation on stability was unsafe by using the commercial software.
结果表明:该商业软件未能搜索到最危险滑裂面,其结果对稳定性评价是偏于不安全的。
Results show that the reassigned scalogram has the signal feature in the time-scale plane with the high resolution, the transient energy evaluation has the transient feature in a more distinct as…
结果表明,重分配的小波尺度图能够以较高的时频分辨率表示轴承振动中的非平稳特征,反映轴承的多种故障,瞬时能量估计可以作为分析轴承状态的依据。
Results show that the reassigned scalogram has the signal feature in the time-scale plane with the high resolution, the transient energy evaluation has the transient feature in a more distinct as…
结果表明,重分配的小波尺度图能够以较高的时频分辨率表示轴承振动中的非平稳特征,反映轴承的多种故障,瞬时能量估计可以作为分析轴承状态的依据。
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