查询词典 sensitivity analysis

Photoperiod sensitivity can limit the geographicadaptation of Brassica napus to a great extent. For example, Q2, used as one parent in thisstudy which is one spring and photoperiod-sensitivity Brassica napus, only can be plantedin the long-day region as a summer crop for ensuring maturity and yield of seed.

光周期敏感性对春性甘蓝型油菜的种植地理适应性有较大的限制，例如光周期敏感性较强的油菜品种(如本试验的亲本Q2)只有作为夏季作物种植在长日照地区才能保证菜籽的正常成熟和产量。

This paper introduces the composition of the DC amplifier using a magnetic modulator in order to improve the property of the modulator,a discussion is held about the relation of its sensitivity to its size and its signalwinding,thus establishing the condition for obtaining maximum sensitivity.

介绍了磁调制式直流放大器的构成，围绕提高磁调制器的性能进行了讨论，给出调制器的灵敏度与其结构尺寸及信号绕组匝数之间的关系，并确定了获得最高灵敏度应满足的条件。

It is also the base of structure optimization.According to main object characteristics of structural dynamics design,structuraleigenveetor sensitivity computation is,first,be studied.A Neumann series expansionmethod is proposed in accordance with the modal method and is developed to agreewith the structure with rigid body modes.A rapid Neumann series expansion methodfor eigenvector sensitivity is formed;it may greatly improve the efficiency ofcomputing eigenvector derivation.

本文根据结构动力学设计的主要目标特性，首先进行了结构特征向量灵敏度分析研究：形成了计算特征向量灵敏度的Neumann级数展开法，并将其扩展到适用于具有刚体模态的结构特征向量灵敏度分析；研究出计算特征向量灵敏度的快速Neumann级数展开法，该方法大大提高了特征向量灵敏度分析的效率；建立了无需K-1运算的结构特征向量灵敏度分析的共轭梯度迭代法。

In simulation training, this model proved to be able to distinguish MF from chronic eczema and neurodermatitis with both the specifity and sensitivity being 100 percent. The leave-one-out cross-validation also revealed a specificity and sensitivity of 100 percent for this model in the comparison of MF with chronic eczema and neurodermatitis.

用支持向量机算法结合其中两个蛋白峰（3939，5909）可得到最佳诊断模型，模型训练时的敏感性和特异性均为100％，留一法交叉验证和测试的敏感性和特异性也为100％。

The structural parameters of PNHAAs, such as the the maximum N-NO2 bond length, the least N-N Mulliken population, the least negative charge on the nitro group (QNO2) and OB100, were studied to predict their relative stability or sensitivity (the easiness for initiating a detonation, high sensitivity means low stability).

通过研究PNHAAs的结构参数，如N-NO2最大键长、N-NO2键的最小Mulliken集居数、-NO2所带最小负电荷、氧平衡，预测了10个标题物的相对稳定性或感度(起爆的难易程度。感度越高，化合物的稳定性越低)。

After dealing with the CT image of pedicle screw with interpolation numberical method, for pedicle screw of gradeⅠ,CT had a positive predictive value of 52.7%, a negative predictive value of 94%.,a sensitivity of 67% and a specificity of 94%; for pedicle screw of gradeⅡ, CT had a positive predictive value of 75%, a negative predictive value of 100%.,a sensitivity of 100% and a specificity of 94%.

结果：采用"低窗位、高窗宽"原则处理CT影像后，CT对于Ⅰ度椎弓根螺钉的敏感度为33%、特异度为87%、阳性预测值为32%、阴性预测值为88%。CT 对于Ⅱ度椎弓根螺钉的敏感度为100%、特异度为88％、阳性预测值为60%、阴性预测值为100%。Kapper值为0.603。

In order to determine the convergence of the line samplingbased reliability sensitivity method,the variance and the variation coefficient were derived for the reliability sensitivity estimation based on the line sampling.

为判别线抽样可靠性灵敏度分析的收敛性，推导了线抽样可靠性灵敏度估计量的方差和变异系数的计算公式，近似计算了线抽样可靠性灵敏度在给定置信度下的置信区间。

In order to determine the convergence of the line sampling -based reliability sensitivity method,the variance and the variation coefficient were derived for the reliability sensitivity estimation based on the line sampling .

为判别线抽样可靠性灵敏度分析的收敛性，推导了线抽样可靠性灵敏度估计量的方差和变异系数的计算公式，近似计算了线抽样可靠性灵敏度在给定置信度下的置信区间。

Based on a general parametric eigenstructure assignment result proposed for descriptor linear systems via proportional plus partial derivative state feedback and a result for generalized eigenvalue sensitivity problem of matrix pairs, parametric representation of the closed-loop eigenvalue sensitivities to the perturbed elements in the open-loop system matrices is obtained. An effective algorithm for eigenvalue assignment with minimum sensitivity in descriptor linear systems via proportional plus partial derivative state feedback is then proposed.

摘要基于广义线性系统比例与部分状态导数反馈参数化特征结构配置结果和矩阵对广义特征值灵敏度结果，得到了关于开环系统矩阵中摄动元素的闭环特征值灵敏度的参数表达式，并在此基础上提出了广义线性系统比例与部分状态导数反馈最小灵敏度特征值配置的有效算法。

Based on the insensitive principle, cohering principle and the influence of the proportion of ingredient on the safety, a new kind of insensitive explosive is developed with PETN as primary material and with wax, polyisobutylene and black lead as desensitizers and adhesives. The experiments on the sensitivity of blast wave, mechanical sensitivity and the character of burning were carried out.

充分考虑了钝感机理、粘结机理和组分配比对安全性的影响特性，研制了一种以 PETN 为主体，蜡、石墨、聚异丁烯为钝感剂与粘结剂的新型钝感炸药，进行了冲击波感度、机械感度以及火烤特性试验。

The role of the environment is very important.

的作用，环境是非常重要的。

At that time, the High Court of England and Wales Court of Queen's Bench president of William Murray, Lord Mansfield in June 22, 1772 ruling:"No matter then there is the inconvenience, but there must be a decision, I can not say that this case under the law in England are permitted or authorized; are so black should be released."

当时的英格兰及威尔士高等法院王座法庭院长William Murray， Lord Mansfield于1772年6月22日宣判：「无论有那麽不便，但总要有个决定，我不能说这件案在英格兰法律之下是准许或认可；所以黑人是应该被释放。