准确估计风荷载和地震荷载是非常困难的。
The accurate estimation of wind and earthquake loads is a very difficult matter.
为了准确估计转子速度，同时辨识了电机转子电阻。
In order to estimate the speed accurately, the motor rotor resistance is also identified in the observer.
准确估计害虫种群密度是进行虫害预测预报的基础。
To forecast the outbreak of pest insects is based on the estimation of population density.
准确估计模态参数在飞机颤振边界的预测中具有重要意义。
The accuracy of modal parameter estimation plays a crucial role in flutter boundary prediction.
实验结果表明，该方法能准确估计出时域混叠信号的延迟时间。
Experimental results showed the method could estimate the delay time of the overlapped signals accurately.
准确估计需求和合理分配资源的迫切需要引发了收益管理的出现。
Revenue management arose from the growing need for accurate demand estimates and resource allocations.
为了准确估计疾病负担和确定疟疾趋势，正在加强协调，改进调查手段和方法。
In order to accurately estimate the burden of disease and measure the trends in malaria, greater coordination, better survey instruments and methods are being developed.
为了实现高性能异步电动机矢量控制，必需解决转子磁链的准确估计。
In order to achieve a high performance of vector control for induction motor, the rotor flux must be estimated accurately.
声波信号时延的准确估计是实现强噪声环境下声学法高精度测温的关键。
Precisely estimated time delay of acoustic wave signal is very important to implementing the most accurately measurement of temperature using acoustical method in the strong noise environment.
韵律预测可准确估计合成语音的语调、节奏、重音的位置和时长信息等。
The prosody prediction is to estimate the intonation, rhythm, stress placement and timing.
此情况表明团队在迭代开始时未准确估计工作量，或团队在迭代开始后增加了功能。
This situation indicates that either the team did not accurately estimate the work at the start of the iteration or that the team added features after the iteration started.
对影响森林植被净第一性生产力的主要因子进行敏感性分析是准确估计NPP的需要。
The sensitivity analysis of primary factors affecting the forest Net primary Productivity (NPP) is important to estimate NPP accurately.
准确估计矿体品位空间分布规律和总体储量有利于提高矿山生产效率，降低生产成本。
Accurate estimation of the space distribution law of orebody's grade and the total reserve can benefit the improvement of mine production deficiency and the reduction of production cost.
提出了一种新型热感功耗模型，该模型能够准确估计出电压调整情况下的功耗和温度。
We propose a novel thermal-conscious power model for integrated circuits that can accurately predict power and temperature under voltage scaling.
为了合理准确估计多维结构的地震位移反应，提出了多维能力谱方法的概念及实施步骤。
In this paper, the fundamental concept and implementing procedure of multiple capacity spectrum method are introduced for the veracity of estimating the displacement demands of multiple structures.
准确估计潜在产出、计算产出缺口对于政策制定者制定恰当的宏观经济政策是至关重要的。
It is critical for the policy maker who is in charge of formulating appropriate macroeconomic policies to estimate potential output and output gap accurately.
结论应用定量组织速度成像测定二尖瓣口运动速度能较准确估计尿毒症患者左室舒张功能。
Conclusions the mitral annular velocity determined by QTVI can accurately evaluate the left ventricular diastolic function in uremic patients.
在考查顾问时，尽可能从类似项目的客户那里得到推荐信或者介绍信，并且准确估计工作时间。
When vetting consultants, get referrals or recommendations from clients with projects similar to yours whenever possible, and get a firm estimate of the time it will take to do the job.
了解软件组件的安装顺序和配置非常重要，因为这样就可以准确估计出完成各个任务所需的时间。
Knowing the installation order and configuration of the software components is important, as is being able to accurately estimate the time required to complete various tasks.
对于一个浓度分布狭窄的确定的分析物，各种各样的剂量响应图形可能对未知样本的准确估计有必要。
For a certain analyte that distributes within a narrow concentration range, the varied pattern of the dose-response curve might be necessary for accurate evaluation of unknown samples.
由于人们尚难准确估计桥梁结构的抗震能力和地震作用，因而，桥梁结构在地震中破坏或倒塌的例子很多。
Since the earthquake resistance of bridge structure and seismic effect are very difficult to be estimated accurately, there are many Bridges that have been damaged or collapsed in the earthquake.
该估计器能以较低的计算复杂度给出RDS、噪声方差、信道功率和信噪比等多个实时信道参数的准确估计。
The estimator presents both the estimate of instantaneous RDS and the estimates of noise variance, channel power and SNR of current channel with low computational comp.
引擎电子系统还控制着离子流冲撞控制，准确估计出每缸的理想点火时间，从而将引擎的潜在能力充分发挥出来。
The engine electronics system also controls the ion stream knock control that gauges the ideal ignition time of the individual cylinders, thus making full use of the engine's potential.
由于开关损坏的主要原因是过热损坏，对PIN二极管进行热阻和功耗测试以准确估计器件的内部温升是非常必要的。
Over hot is the main reason of PIN switches 'failure, therefore thermo-resistance and device dissipation power measurement to estimate the inner temperature accurately is necessary dramatically.
如果银行不能准确估计抵押品价值，违约后能够收回的价值就降低了，所需要的时间也更长，导致资本损耗了利润降低。
If a bank does not properly estimate collateral values, the collection upon default would become smaller and take a longer period of time, leading to a depletion of capital and lower profits.
据介绍，动物园目前尚无法准确估计这座发电厂能否满足该动物园对热能的需求，但这种能源供应方式最终所占比例应该是相当可观的。
Wiesner said it was too early to say exactly how much of the zoo's heating needs would be met by the plant but it should be a significant proportion.
仿真结果表明，这种方法能够准确估计出电机的转子位置和转速信息，动静态性能良好，并基于此实现了最大功率追踪控制。
Simulation results indicate that rotor position and speed could be precisely estimated by using this method. Dynamic and steady state performances are good.
仿真结果表明，这种方法能够准确估计出电机的转子位置和转速信息，动静态性能良好，并基于此实现了最大功率追踪控制。
Simulation results indicate that rotor position and speed could be precisely estimated by using this method. Dynamic and steady state performances are good.
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