农业排灌机械动力和粮食收购价格指数与粮食生产呈负相关。
Farm irrigation and drainage mechanical power and grain purchasing price index have negative correlation to grain production.
在机械手实例中，分别采用复指数变换法和坐标矩阵变换法进行求解。
Both complex exponential form transformation and the coordinate matrix transformation are applied to the example of manipulator.
结果低机械指数谐波超声造影对恶性病变诊断的的敏感性、特异性和准确性分别为96%、90.7%和93.8%。
Results The sensitivity, specificity and accuracy of diagnosing malignant liver tumors by contrast-enhanced harmonic ultrasonography with low mechanical index were 96%? 90.7%? 93.8% respectively.
采用两层涡粘性模型和速度剖面的指数律导出机械能方程的耗散积分解析表示式。
An analytical expression of dissipation integral for kinetic energy integral equation is derived by two-layer eddy viscosity turbulence model and the power law of the velocity profile.
并用扫描电镜、热分析、氧指数和机械性能测定等方法研究了HB—1对酸酐固化的环氧树脂性能的影响。
It's influence on the properties of anhydride cured epoxy resin was studied by scanning electron microscope, heat analysis, limiting oxygen index determination and other methods.
本文提出了一种运用指数积公式和凯恩方程对 水下机器人机械手系统进行了动力学建模 的新方法。
The virtual prototype for interfacing apparatus of DSRV has been built and the interfacing process has been done in this paper.
本文提出了一种运用指数积公式和凯恩方程对 水下机器人机械手系统进行了动力学建模 的新方法。
The virtual prototype for interfacing apparatus of DSRV has been built and the interfacing process has been done in this paper.
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