二阶导数
- 与 二阶导数 相关的网络例句 [注：此内容来源于网络，仅供参考]
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The first and second derivatives of the coordinates of a cam profile are calculated using numerical differentiation method,and substituted with curvature radius formulas in calculus,thus obtaining its curvature radius.
应用数值微分法计算凸轮廓线坐标的一、二阶导数，代入微积分学中曲率半径公式，即得凸轮廓线的曲率半径。
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This factor has been dubbed "the second derivative", or the rate of change of the rate of change.
这一因素被称为是"二阶导数"，或者是变化率的变化率。
- 推荐网络例句
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Looking to bounce back from defeat against Cesena last weekend, the Calabrian boss will be sticking to his tried and tested 4-3-3, with Lopez and Sedivic joined up front in Giampaolo's absence by either Nanni or Plasmati.
鉴于上周末对切塞纳的比赛中反败为胜，这支南方球队将会更坚持其一贯而有效的4-3-3阵型，洛佩斯和塞德维奇将取代受伤缺席的詹保罗，和纳尼或者帕斯马蒂中的一个搭档锋线。
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Meanwhile, their exposure to the more freewheeling ways of the West broadened dramatically.
另外，西方较自由的生活方式对年轻人的影响增大。
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We are fed up with what the garrulous old lady said.
我们已经对那位爱唠叨的老太太所说的话感到厌烦了。