Need of art is the special spiritual need for human being to enjoy visual and audial experience, expand life experience and improve the life quality.

A passive long wave cochlea model is applied to extract audial feature of naval vessel radiation noise.

为提取舰船噪声听觉特征，应用被动长波模型对舰船噪声进行了分析，得到噪声信号的二维时空分布。

Infrasound existing widely in nature has already aroused the interests of environmental and military scientists in many countries for its characters of less attenuation during propagation, inaudibility and broad harm in some cases.

次声广泛存在于自然界中，由于其在传播时不易衰减，不能被听到等特点，在一定作用条件下，可造成危害，已引起一些国家的环境科学家和军事科学家的关注。

The experimental results show that the algorithms are blind, and they have beautiful robustness, sensitivity and inaudibility.

仿真实验表明，本文的水印算法具有很好的鲁棒性、脆弱性和不可感知性，并且实现了水印的盲提取。

He was a small man of about fifty, brisk, wrinkled, frail, yellow, brazen-faced, feverish, who had a sort of sickly feebleness about all his limbs and his whole person, and an immense force in his glance.

他是个五十左右的人，矮小、敏捷、皱皮满面，黄瘦、厚颜、暴躁，在他的四肢和整个身躯里有种孱弱的病态，但目光里却有一种非常的力量。

You've just learned to be spiteful and brazen-faced. Well, I still plan to behave like a gentleman and keep in my face.

你新学会泼辣不要面子，我还想做人，倒要面子的。

Stray field, caused by different pinned layer, results in observantly different bias field and coercivity of free layer.

不同钉扎层所贡献的漏磁场导致自由层有不同的矫顽场及偏压场。

Choose an attainable goal; art is not something that is come-at-able by dint of study.

选择可达到的目标；艺术不是只要学习就行的东西。

An expression which clearly betokened how deeply his feelings had been hurt.

清楚地表明了他的感情受到的伤害有多深的表情。

Health of women and children is basis of human health, healthy women and children betoken future of mankind.

妇女儿童的健康是人类健康的基础，妇女儿童的健康预示着人类的未来。

And just then came the loud scream below-stairs, betokening fear or dire extremity.

就在此时楼下传来了那声预示着万分惊恐的尖叫。

NET technology which are betoken to realize the automatic backstage database based on electronic label technology.

NET技术实现了基于电子标签技术的物流自动化管理系统后台数据库方面的开发任务。

At the same time, combine the tobacco plant commerce business management information system construction case, and analyses having introduced the real application effect in the business management activity of management information system theory, and betokens the enterprise information construction development direction.

同时，结合烟草商业企业管理信息系统建设案例，分析介绍了管理信息系统理论在企业管理活动中的实际应用效果，预示出企业信息化建设发展方向。

The last chapter analyses the possibility and way of surrounding the limits above, and betokens that institutional ethics will have a developmental bright future.

第三章分析了超越制度伦理局限的可能性和途径，预示了制度伦理进一步拓展、完善的光明前景。

Left ventricular hypertrophy, left bundle branch block ( LBBB), right bundle block ( RBBB) and auriculoventricular block ( AVB) were highly recommended to diagnose hypertensive heart disease and coronary heart disease.

左室肥厚、左束枝传导阻滞（LBBB）、右束枝传导阻滞（RBBB）、A－V传导阻滞对高心、冠心诊断有高度提示意义。

Electrocardiogram abnormalities mainly S-T depression and auriculoventricular block occurred in 20% of the patients.

心电图有异常改变的占20%，主要是ST段下降及房室传导阻滞等最多见。

The prediction of the outbreak of the pine caterpillar with atmospherical circulation sea temperature as factors

试用大气环流、海温因子对马尾松毛虫大发生进行长期预报

The Primary Analysis of Atmospherical Environment in Harbin

哈尔滨市环境空气分析初报

Modified Design of crude oil atmospherical distillation unit

原油常压蒸馏装置优化改造设计

Characteristics of Atmospherical Aerosols and Changes of Their Chemical Components in Beijing

北京大气气溶胶的特征和化学组份的变化

Preliminary results of retrieving atmospherical temperature profiles from meteorological satellite observation

利用气象卫星资料反演大气温度廓线的初步试验