一阶

To obtain more accurate variation range of the structural response, the first-order derivatives in the Taylor series expansion of the structural response are also considered to be interval.

将结构响应Taylor展开式中的一阶导数也看成区间的，可得到框架结构响应更加准确的变化范围。

Padé approximation is an effective rational approximation.Using the first derivative of Gaussian function as basic wavelet,Pad conversion is used to obtain its rational fraction approximation.

采用高斯函数一阶导数作为基本小波，用Padé变换获得其有理分式逼近，利用开关电流技术实现小波滤波器可获得小波变换所需的基本小波及其膨胀小波。

According to the analogy between structural mechanics and optimal control, the critical parameter γ-2cr corresponds to the fundamental eigenvalue of a generalized Rayleigh quotient.

按照结构力学与最优控制的模拟关系，Riccati方程解存在的临界参数γ-2cr对应于广义Rayleigh商的一阶本征值。

The first order moment algorithm of nodal load for real-time power service restoration of distribution network is proposed.

摘 要：提出了适用于实时控制的配电网供电恢复计算方法——节点一阶负荷矩法。

Otherwise use judgment to decide whether to rebid two notrump or a four-card suit at the one level.

2否则运用判断力来决定是否再叫2NT或在一阶叫出4张花色。

B with 4-4-3-2 too weak to open one notrump and lacking four-card support, rebid in a four-card suit at the one level when possible

b持4-4-3-2的牌太弱而不能开叫1NT且缺乏4张支持时，则尽可能在一阶叫出4张花色

This Second Rule, as it is usually called or Regula Bullata of the Friars Minor, is the one ever since professed throughout the First Order of St.

这第二条规则，因为它通常被称为或雷Bullata的天主教方济会，是一个自宣称整个一阶的圣弗朗西斯。

Grey systems theory and method were used here, the article simulated shelf-life entironment at constant temperature 20℃, and constant humidity 90%, texture profile analysis(TPA tests in sarcocarp and core, were carried out and the texture parameters studied chewiness is found to be the diagnostic gene of shelf-life property changes, with grey model GM(1,1) and grey forecasting model based on chewiness were thus established. The veracity and applicabilidy of the grey forecasting model of carrot core were c...

本研究应用灰色系统理论及其方法，模拟货架期环境(恒温20℃、恒湿90%)，做了胡萝卜贮藏的果肉和果心的TPA测试，进行了质地特性参数的分析研究，得出咀嚼性是胡萝卜货架期品质变化的"特征因子"，并建立了基于咀嚼性的一阶灰色模型GM(1，1)和灰色预测模型，还通过论证与检验，确定了胡萝卜果心的灰色预测模型的准确性与可用性，从而为果蔬贮藏及货架期研究提供一个重要的认识工具。

The saturation behavior of stress current is studied.

文摘：基于一阶速率方程，讨论了恒定电压应力下应力电流的饱和行为。

By use of first-order linear expansion of Taylor series, the linearization process of both nonlinear constraints and objective function of long-term optimal scheduling model are performed and an optimal scheduling model based on seccessive linear programming is built; an approach to solve Optimal scheduling of cascade hydropower station problem by seccessive linear programming is put forward, the scale-down factor of iteration step length is used to ensure that the algorithm can converge to the optimal solution of optimization problem quickly and accurately.

通过采用泰勒级数一阶描述形式，对优化调度目标函数和约束条件中的非线性约束进行线性化处理，建立了基于连续线性规划算法的优化调度数学模型，提出了用连续线性规划技术求解梯级水电站优化调度问题的算法，并采用迭代步长的动态比例缩减因子保证算法能快速准确地收敛到优化问题的最优解。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。