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- second derivative control 按二次微商控制
- second derivation control 按二次导数调节
- The function (f')is usually written simply f" and is called the second derivative. 函数（f’）通常简写成f”，并称之为f的二阶导数。
- The second derivative of LNA, DHA is the most prevalent fat in the brain and nervous system. DHA是由LNA转化的另一种衍生物，人体脑部和神经系统都含大量DHA。
- Quinestrol in compound preparation was determined directly by using second derivative spe ctrometry. 采用二阶导数分光光度法对炔诺孕酮炔雌醚片中炔雌醚的含量进行了测定；
- Be able to apply the first and second derivative tests to analyze the monotonicity and concavity of a function. 能应用导数判定函数的单调性与凹性并利用渐近线协助绘制函数图形。
- The computation precision can be enhanced with the consideration of second deriv ative. 计算结果表明，考虑二阶导数的影响，可以提高计算精度。
- It is computationally expensive and impossible to use optimization means which should compute gradient and Hesse matrix,and the second derivative. 涉及到的求导计算太繁琐,并且需要计算目标函数的二阶导数,所以对这类问题采用含计算梯度或海森矩阵的优化方法是不可行的。
- The determination of clobetasol propionate by the method of second derivative linear sweep adsorptive stripping voltammetry was reported. 本文报道了丙酸氯倍他索的二次导数线性扫描吸附溶出伏安法测定。
- This paper describes a sensitive method for the determination of trace estrogen and androgen by second derivative convolution voltammetry. 二阶导数卷积伏安法应用于水稻中痕量雌雄激素的检测，具有快速、灵敏、干扰少的特点。
- The second derivative can partly remove the influence of backgrounds, but it is also limited by the anisotropy of canopy reflectance. 二阶微分方法虽然能部分消除土壤背景的影响，但受冠层反射率非各向同性的限制。
- Based on the fourth-order difference formula of the second derivative term, a fourth-order finite difference method is developed for solving two-points boundary value problem. 摘要从中心差分公式出发，利用二阶微分的四阶差分公式，对两点边值问题得到了一种四阶精度的差分格式。
- Several kinds of powdered milk were identified fast and nondestructively by Fourier transform infrared spectroscopy (FTIR) combined with second derivative spectra. 采用红外光谱法(FTIR)并结合二阶导数谱对几种奶粉产品进行了无损快速鉴别。
- Property should not be overridden and used to adjust the properties of your derived control. 属性,也不应将其用于调整派生控件的属性。
- Then we discuss the necessary conditions for the limit curve to be C0,C1,C2 respectively and give the derivative and second derivative of the limit curve at vertex and midpoint. 随后我们讨论了极限曲线连续，一阶连续，二阶连续的必要条件，并给出了极限曲线在顶点以及中点处的一阶导数与二阶导数显式公式。
- To determine the expected behavior for ViewControl and UsePreviewControl, see the reference documentation for the derived control designer class. 若要确定ViewControl和UsePreviewControl的预期行为,请参见派生控件设计器类的参考文档。
- The base Control class does not know how a derived control needs to be drawn and does not provide any painting logic in the OnPaint method. Control基类不知道如何绘制派生控件,而且没有在OnPaint方法中提供任何绘制逻辑。
- inverse derivative control action 反微商控制作用
- proportional - integral - derivative control 比例积分微分控制
- Next, the different configurations of the proportional, integrational, and derivative controller are investigated to achieve fast responses and good load disturbance responses. 其次，探讨不同组态下的比例、积分、微分控制器的设计，以期达到快速的暂态响应及良好的加载性能。
