台风的路径和风雨强度预报是台风预报服务的关键。
The forecast of typhoons track, intensity of rainfall and strong gale is very important.
而对于登陆型台风来说，在远离台风路径的地方，潮位的变化则是由于边缘波效应。
As for landing storms, the tidal change due to edge waves is produced in the place which is far way from the storm track.
对船舶驾驶员学习使用高空天气图分析和预测台风路径有一定的指导作用。
This paper will help navigators to learn how to analyze and forecast the path of typhoon with upper air chart.
结果表明，通过计算灰度场的相似离度，可以有效地定量描述台风非对称性结构的相似性，并能较准确地预测其未来的移动路径。
The result indicated that it can describe effectively the comparability of typhoon asymmetry structure by harmonic analysis method, and also can predict exactly prospective motion.
热带气旋路径及强度变化是台风预测的两个主要方面。
Tropical cyclone tracks and intensity change are two important aspects in typhoon forecast.
阐述应用非对称结构理论作台风路径预报的技术原理。
The technical fundament of forecasting typhoon tracks applying the asymmetric structure theory is expounded.
给出了不同路径下影响渤、黄海大风模式特点，同时还给出了波浪分布和台风灾情的实际情况。
The authors give model characteristics of gale of different tracks affecting the Bohai Sea, and also present the wave distribution and typhoon hazard.
结果表明：在24小时内，台风边界层内各种通量的垂直输送对其路径影响很小而对成熟台风的维持却有非常重要的作用。
It states that fluxes from the boundary layer make little difference to the typhoon route in 24h but have significant effect on the maintenance of the mature typhoon.
这两种情况，都会使台风路径偏离常规的引导气流，向比较偏北的方向移动，并可能穿越副高，从而形成了台风疑难路径。
These will cause typhoon track to deviate from its normal dominating air current and move northward, then pass through subtropical high, thus typhoon Knotty track appears.
风暴潮预报准确率首先决定于台风路径预报的准确率。
Forecasting accuracy of storm surge caused by typhoon depends on forecasting accuracy of typhoon track.
将台风按路径分型，分析了不同路径台风风暴潮的特点，并用基于PRESS准则的逐步回归方法，建立了不同路径风暴潮的预报模型。
The features of typhoon storm surge along different paths are analyzed. Furthermore, the regression method based on PRESS standard is used for surge forecasting.
结果表明，经过BDA方案优化的台风初始场更加接近实际台风的结构，有效地提高了台风路径和强度预报的准确率。
The results show that the optimal initial field produced by BDA scheme is closer to the observations and the forecast accuracy for both track and intensity is improved effectively.
本文着眼于西北太平洋对流层的风场，分析了西北太平洋环境流场对台风路径的影响。
Based on the analysis of wind field in the troposphere over the Northwest Pacific, the effects of the environmental flow-patterns on typhoon tracks have been examined.
应用此方案对两个台风个例的路径进行了数值模拟试验，模拟结果与实况较为接近。
In sensitive experiments, the simulated path by use of the new bogus typhoon initialization scheme is closer to the real path than that by other schemes.
如能了解实际台风的非对称结构，将有助于提高台风路径预报的水平。
This means that the understanding of realistic typhoon asymmetric structure would enhance our ability for forecasting typhoon tracks.
水汽的敏感性试验结果表明，水汽的输送对台风的中心强度、台风的移动路径及台风降水有明显的影响。
The output of sensitivity experiment of moist show that moist could exercise a great influence on typhoon center intensity, typhoon motion and precipitation.
通过台风路径预报对比试验表明：该方法能有效地减少计算误差的引入，具有较好的应用价值。
The tropical cycle track simulation shows that this method can decrease computing error and would have a broad prospect for operational practice.
本文将作者在前文中介绍的非常定自适应网格模式用于台风路径的数值预报。
The time-dependent adaptive mesh model which introduced in the author's previous paper was applied to the numerical forecasting of typhoon track in this paper.
最后讨论了局域热源和基流对台风移动路径随机性和可预测性的影响。
Eventually the influence of localized heat sources and basic flow upon the stochasticity and predictability of the track of the tempest is discussed.
再根据洋山海区的实际情况和航海人员避台的通常做法，结合不同类型的台风路径提出不同的避风方案，使台风对洋山深水港区船舶的影响减少到最小。
According to the actual circumstance of Yangshang Deeper-water harbor area and usual action of navigator, the different plan of avoidance Typhoon are given to reduce the affection of the Typhoon.
台风形成的不对称结构影响其移向和降水分布，路径突转时极易产生短时强降水。
The asymmetrical radar echo structure of typhoon exerted impact on its motion and precipitation distribution. The short-time strong rainfall might occur easily in the sudden turning of typhoon.
通过试验对比发现，BDA方案优化的初始场更合理，其台风路径预报效果优于GFDL方案。
Through several comparing experiments, the initialization optimized by BDA scheme is found to be more reasonable than GFDL scheme and its typhoon track forecast is better.
不同台风路径下，“角流”和背风槽的位置和范围不同。
Along different category of tracks, the location and scope of "corner flow" and leeward trough were different.
切向风速廓线上峰值区宽平，最大风速半径较大时，台风呈北折转向的异常路径，强度易于衰减。
The profile which has a wide region of peak value of tangential wind and a longer radius of maximum wind, corresponds with the northern-turn track and the attenuation of intensity.
可用于台风路径的数值预报等方面。
It can be used to the numerical forecasting of the typhoon track and other studies.
关于台风路径的预报方法很多，但没有一种方法预报的准确性占绝对优势，为此提出了一种集成方法——最优决策法，将几种性能较好的预报方法进行集成。
There are quite a number of methods for the forecast of typhoon track, but none of them takes on absolute load in accuracy. The optimum decision method is used to forecast typhoon track.
指出，在台风周围流场较弱时，台风原地打转和出现“疑难路径”是由台风本身固有的动力特性决定的。
It is pointed out that when steering flow of typhoon is weak, the looping and unpredictable motion of a typhoon is dependent on its own inherent dynamic nature.
矢量散度、旋度特征和锋生锋消现象的联系，并和与此台风前期路径及强度相似、但进入西风带后很快消失了的8406号台风的诊断结果进行了对比。
The result was compared with another typhoon (8406) whose early path and intensity were similar to 8509 but not developed when it entered the westerly belt.
矢量散度、旋度特征和锋生锋消现象的联系，并和与此台风前期路径及强度相似、但进入西风带后很快消失了的8406号台风的诊断结果进行了对比。
The result was compared with another typhoon (8406) whose early path and intensity were similar to 8509 but not developed when it entered the westerly belt.
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