• The results show that the isosceles right-angled triangle ribs have the highest anti-erosion ability among the three different kinds of ribs.

    结果表明三种不同几何形状肋条,等腰直角三角形肋条具有最高磨效率。

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  • The three antennas which receive VHF impulses emitted by a lightning discharge are placed on the vertices of a right-angled isosceles triangle with perpendicular sides 120 meters in length.

    三个接收天线(接收闪电放电辐射超高频脉冲)分别放在一个垂直边长为120直角等腰三角形顶点到达天线的时间差来计算接收到的闪电脉冲的方向。

    youdao

  • The three antennas which receive VHF impulses emitted by a lightning discharge are placed on the vertices of a right-angled isosceles triangle with perpendicular sides 120 meters in length.

    三个接收天线(接收闪电放电辐射超高频脉冲)分别放在一个垂直边长为120直角等腰三角形顶点到达天线的时间差来计算接收到的闪电脉冲的方向。

    youdao

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