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倒三角形的英文

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"倒三角形"怎么读用"倒三角形"造句

英文翻译手机手机版

  • del grad
  • del operator
  • half-diamond indention

例句与用法

  • Capsule reddish when matured , obtriangular , 5 - lobed , lobes broad at apex , ca . 1 cm wide in the widest place
    蒴果熟时带红色,倒三角形, 5浅裂,裂片顶端宽,稍外展,基部稍窄,最宽处约1厘米。
  • Again three differences of industrial output value basis are divided the whole nation to 3 kinds of models ( del and drum shape , " ie " shape )
    又根据三次产业产值的不同,将全国划分为3种模式(倒三角形、鼓形、 “工”形) 。
  • This paper uses for reference with an example of frame - shear wall structure and studies the conceptual design and method for optimizationof structural system . through establishing frame - shear wall structure unisonous differential eguation and finding a result , the side shifting curve , moment and shear force distribution curve are obtained under inverted triangle load action on the frame - shear wall structure . after analyzing and comparing , the range of best rigid characteristics for such structure has be gotten
    本文结合框架-剪力墙实例,研讨了结构体系的概念设计和整体优化方法。通过建立框-剪结构协同工作的微分方程及求解,得出框-剪结构在倒三角形荷载作用下的侧移曲线、弯矩、剪力分布曲线,经分析对比,得出框-剪结构最佳刚度特征值区间。
用"倒三角形"造句  
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