1) subsidiary curve
副曲线
1.
This paper derives the interative calculating formula of the radius of subsidiary curve(second circle curve)of compound curve with transition curves,meanwhile, also derives the calculating formulas of coordinates and chord-tangent angle of the middle transition curve while it is laid out by tangent offset method or chord-tangent angle method.
本文导出了带缓和曲线的同向复曲线其副曲线(第二圆曲线)半径的迭代计算公式,同时还导出了用切线支距法或偏角法测设中间缓和曲线时,其坐标和偏角的计算公式。
2) auxiliary spring bending pliers
副曲簧钳
3) heat side-line valve
热副线阀
4) main and auxiliary lines
主副线
1.
The electricity loop netwok structure of main and auxiliary lines-choose a optimization promoting scheme for the distributing network of city;
主副线环网结构—城市配电网络的优化升级方案
5) antenna sidelobe
天线副瓣
1.
The influence of the antenna sidelobe on the ground clutter received by airborne pulsed doppler radar is analyzed by computer simulation and experimental data.
用计算机仿真和实验测试数据分析了天线副瓣对机载脉冲多普勒雷达地杂波的影响。
2.
This paper analyses the influence of the AEW radar antenna sidelobe on the sys- tem improvement factor and presents the relatlonship between the system improvement factor and the antenna sidelobe.
通过理论推导,详细分析了机载预警雷达天线副瓣对雷达系统改善因子的影响,给出了天线副瓣与系统改善因子的关系式,估算了系统在不同天线副瓣和不同脉冲重复频率假设条件下的改善因子。
3.
The exact signal-to-clutter model including antenna sidelobe effect is presented in this paper.
为了分析强地物回波产生副瓣干扰,根据毫米波雷达制导系统的实际需求,提出了考虑天线副瓣杂波影响的精确的信杂比模型,并通过仿真计算得到了考虑副瓣影响的雷达的最佳搜索角。
6) contained lime pair
包络线副
补充资料:Hesse曲线(代数曲线的)
Hesse曲线(代数曲线的)
Hessian (algebraic curve)
11油限曲线(代数曲线的)【H台自11(.妙如允.抖e);recc咖,T~aaa,即r药pa一吸ee二o‘二p.助蓝] n次代数曲线(司罗玩水c~)的He丈祀曲线就是其极二次曲线能分裂为两条直线的点的集合,也是第一极曲线的二重点构成的集合.n次非奇异曲线的He丈七曲线是一条次数为3伪一2)、类为3(n一2)(3n一7)的曲线.设介O是这条n次曲线的齐次坐标方程,关丘=刁:f/刁xi刁、,则它的He丈犯曲线的定义方程为 !不:关:五,} }五:关:五31=0. }人,人2人3}特征不等于3时的三次非奇异曲线的H既七曲线与这条曲线交于9个通常拐点.因O.H改e(l 844)而得名. A .E.H困阳。B撰
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参考词条