查询词典 ensured

Reaction curves of 180 and 60 mmol/L diol 1 concentrations ensured the high reaction rate and enantioselectivity.

分别考察二醇1浓度为60和180mmol/L的反应情况，均具有较高的选择性和反应速度。

Dirk Kuyt's double strike plus a superb effort from Xabi Alonso ensured the Reds remained in the title hunt, but they had to work hard to get the three points.

库衣特的梅开二度以及阿隆索华丽的进球确保了红军得以继续留在争夺冠军的行列，但是他门还必须更努力地去赢得3分。

The quality of dray machine and layers control set themselves and the quality of their installation influence directly the safety, equability and noises of the elevators' running. Only they were installed and adjusted correctly and the level of operation, maintain and management were improved, the safety of elevators' running can be ensured, and the utilization ratio of equipment be improved.

曳引机和电控系统的本身质量与安装质量直接影响电梯运行的安全性、平稳性和噪声，只有正确安装与调整，提高使用、维护和管理水平，才能保证电梯安全、正常地运行，提高设备的利用率。

Moreover,the stability of the proposed method was ensured by the analysis ofconvergence and error estimation.

通过文中给出的收敛性和误差分析，进一步保证了所提出方法的稳定性。

According to the Lyapunov stability theory, the weight update law of neural network, the adaptive law of error bound and the feedback control are obtained, thus the stability of closed-loop control system is ensured.

基于Lyapunov稳定性理论，得到了神经网络的权值更新律、误差界自适应律及反馈控制律，确保了闭环控制系统的稳定性。

According to the Lyapunov stability theory, the weight update law of neural network, the adaptive law of error bound, the stabilizing function and the control are obtained, thus the stability of closed-loop control system is ensured.

基于Lyapunov稳定性理论，得到了神经网络的权值更新律、误差界自适应律、稳定函数及控制律，确保了闭环控制系统的稳定性。

The consistency of the parameter estimation for the linear part is ensured and the convergence analysis is proposed.

作为这一方法的扩展，给出了多变量H模型辨识的动态分离方法。

Nonetheless, her star status ensured that she continued to land roles, appearing in 15 films altogether. She received a Golden Globe award in 1996 for Evita but failed to get even a nomination from the Academy.

然而，她的明星地位确保了她继续获得演出机会，总共参加了15部电影的演出。1996年，她因影片《贝隆夫人》获得了金球奖，但是连奥斯卡提名都没有获得。

By alternate construction of fair-faced concrete wall,floor slab and 3 scissor-type ramp s,cross arrangement of cross ramp s was avoided in structure,construction joints were reduced and quality requirement of fair-faced concrete was thus ensured.

清水混凝土墙体、结构楼板与三条剪刀式设置的跃层坡道穿插施工方法，解决了结构上多条坡道交叉设置，与结构楼板、结构墙体穿插施工，减少并淡化施工缝，从而保证了清水混凝土质量要求。

In this article two functional modes of the Fly-back Converter (Continuous Conduct Mode and Discontinuous Conduct Mode) are particularly analyzed, which include their characteristics, applications, the critical pattern of two functional modes is argued, both the exact boundary from the angle of circuit parameters is crystallized, at the same time, basic principle of PFC under the DCM mode is introduced, which settle theoretical basis for the subsequent design; by establishing the mathematic model of the converter, a further investigation of the configuration is made, qualitatively and quantitatively, analyzed to settle exactly theoretical basis for the subsequent emulation and the experimental parameter; from the angle of steady-state analysis, the transfer function of the system is deduced to establish dynamic small-signal state equation, emulating the system with the help of matlab, then according to the simulation result and the theory of PFC revise the system, lastly, we adopt the project which add a zero-pole compensator to the voltage loop, by this way, a satisfied system performance is gained and the PFC scheme is ensured successfully; finally, based on the previously-done work, we combining with the situation of specific design requirement, acquired the numerical value of each unit devices in this converter

详细分析了反激式变换器的两种工作状态，连续模式(Continuous Conduct Mode ，简称CCM)和断续模式(Discontinuous Conduct Mode，简称DCM)以及各自的特点、应用场合，论证了两种工作状态的临界模式，从电路参数的角度明确了二者的界限，同时还介绍了DCM模式下PFC的基本原理，为后面的设计奠定理论基础；通过对整个变换器系统建立准确的数学模型，对此变换器的电路结构做了进一步的研究，定性、定量地分析了变换器各部分的工作状态，为仿真和实验参数的确定以及电路参数的优化提供理论依据；从稳态分析的角度，为系统建立了动态小信号状态方程并推导出系统的传递函数，利用matlab对系统进行仿真，进而根据仿真结果以及PFC的相关理论对系统进行校正，采用在电压环加入零点—极点补偿器的设计方案，得到了满意的系统特性并且保证了PFC的顺利实现；最后，在前面所做工作的基础上，结合设计要求计算出此变换器系统中每个元器件的数值，利用Pspice对其进行了仿真、优化，然后根据仿真结果搭建了硬件电路。

In this paper, the requirement analysis, design and implementation of the system are introduced in detail.

此论文详细介绍了系统的需求分析，系统设计和具体实现。

In the context of economic globalization is increasingly deepening, China's economy can not be spared.

在经济全球化日益加深的背景下，中国经济不可能做到独善其身。