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汉语拼音：jí dà zhí

1.有限数集中一个不小于任何其它数的数。

2.具有一个或一个以上独立变量的数学函数的这样一个值，当其中任何一个独立变量增加或减少一个足够小的量时，都将导致函数值的减小。

极大值 [jí dà zhí]

• The altitude of maximum temperature is called the stratopause.

  极大值温度的高度称为平流层顶.

• The ions appear late in the morning and reach their maximum values at noon.

  离子早晨出现较迟,在中午达到它们的极大值.

• The half - year cycle of latent heat flux exists the area , with the maximum appearing in winter.

  西沙海面潜热通量存在半年周期特征,极大值也是出现在冬半年.

• The sample of composition near the transformation point has the maximum value of magnetostriction.

  在结构转变点附近,样品室温磁致伸缩效应出现极大值.

• A maximum strategy is more conservative because it maximizes the minimum possible outcome.

  极大值策略是更为保守的,因为它使收益极小值达到极大.

• Afterward, a scheme of distinguishing the maximum module points from signal and noise.

  从而提出了区分信号与噪声各自产生的模极大值点的方案.

• The gap of OK dispersive section must be adjusted to optimize the harmonic output.

  为使某次相干谐波辐射达到极大值,光学速调管色散段磁极间隙必须调节.

• The dyadic wavelet transform utilizes local modulus maximum a wavelet transform to obtain multiscale edges information.

  二进小波变换利用模局部极大值来提取图像的多尺度边缘信息.

• In this paper, the ionic conduction in the glass system AlF _ 3 - K _ 2 NbOF _ 5 have been studied.

  AlF_ 3-K_2NbOF_5二元系玻璃,当AlF_ 3的含量在21—29mol%范围内时,Al~ (3+),Nb~ (5+ ) 以八面体的结构形式存在,玻璃电导率随AlF_ 3含量的增加, 出现极大值.

• A new method of impulse de - noising is proposed based on wavelet modulus maximums.

  根据小波系数模极大值的特性,提出了去除脉冲噪声的一种新方法.