查询词典 quadratic

Coefficient function I1 ,I2 ,I3 of quadratic carve is the invariant under the right - angled coordinate transform.

二次曲线的系数的函数I1，I2，I3是直角坐标变换下的不变量，而系数函数k只是转轴变换下的不变量。

Browkin and so on, an available method to get improved bounds for the norm of exceptional places in computing K〓 groups for the ring of integers in quadratic imaginary fields is obtained and as an application, K〓Z is determined.

Browkin等人工作的基础上，得到了估计虚二次域整环的K〓群的计算中例外位的范数的界的较有效的方法，并且作为应用，确定了K〓Z。

Through ordering the finite places by their principlal norm, much lower bounds for the norm of exceptional places in computing K〓 groups for the ring of integers in quadratic imaginary fields with class number 2 or 3 is obtained.

根据有限位的主范数将有限位进行排序，较大幅度地降低了类数为2或3的虚二次域整环的K〓群的计算中例外位的范数的界。

Several important concepts in robust design such as robust stability, robust performance,μ-stability and quadratic stability are studied. The conservatism in each robust test is also given.

对鲁棒稳定性、鲁棒性能，如μ-稳定性和二次型稳定性等控制系统鲁棒设计中的一些重要概念和相应的判据进行了研究，分析了它们的保守性。

In order to find out primary and secondary factors influencing the power dissipation of corn rootstalk treatment device of no-tillage planter, soil-bin experiment was carried out in the laboratory. The power dissipation model of the device was set up based on the quadratic regressive orthogonal test of the influencing factors.

为找出影响免耕播种机玉米根茬处理装置的功率消耗的主次因素，对新研制的免耕播种机玉米根茬处理装置进行了室内土槽试验研究，对影响作业功耗的因素采用二次旋转回归正交试验，建立了玉米根茬处理装置的功耗模型。

The optimal technology was got by the mathematical model-""Quadratic Orthogonal Rotable Combination Design"" as follows: PS-10 0.175%, reaction temperature 272℃ and reaction time 4hr.

通过优化设计，得到制备无色松香的适宜的工艺为：温度272℃，时间4hr，用量0.175％。

Using the general quadratic rotatory regression and solution cultivation, the effects of N, P, K on the growth and quality of the lettuce were investigated, and mathematical model were established.

采用通用旋转组合设计，利用水培法研究了氮磷钾施用量对生菜产量和品质的影响，获得了相应的数学模型。

The discussion of the fourth kind of quadratic equation , the use of "rule of three", the calculation of number r and some terms Algebra can be found in Indian classics introduced to Arab and some of these mathematical knowledge maybe comes from China (such as "rule of three").

花拉子米对第四种二次方程的讨论，使用的"三率法"，对圆周率的计算以及某些术语可以在早期传入阿拉伯的印度典籍中找到出处，而在这些数学知识中有一些可能是远源于中国的。

In Chapter 3,a neural network for extended quadratic programming problems is proposed bythe necessary and sufficient conditions of a saddle point.

第三章基于鞍点的充要条件，提出了解广义二次规划的一个神经网络。

The simulation results also show that a saddle point effect will appear for the quadratic sweeping at some special conditions.

模拟结果还证实了二次扫描在某些特定条件下会出现鞍点效应这样一个事实。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。