摘要

This paper utilizes FFT after undersampling to analyze the relationship between the estimation of sinusoidal parameters and corresponding actual values on the basis of bandpass sampling theorem. In addition, the errors of parameter estimation using phase difference are deduced strictly.

摘要该文从带通采样定理出发，分析了欠采样后利用FFT估得的正弦信号参数与真实值之间的关系，并对欠采样下基于相位差分法的参数估计的误差进行了严格的推导。

Most available Identity-based Authenticated Key agreement protocols require expensive bilinear pairing operation. This paper proposes a pairing-free ID-AK protocol from additive elliptic curve group.

摘要鉴于目前大多数基于身份的认证密钥协商协议需要复杂的双线性对运算，该文利用椭圆曲线加法群构造了一个无双线性对的ID-AK协议。

This text introduced the function and mechanism of the negative ion of opal additive. The production process, application result and its outlook of the negative ion textiles were described.

摘要介绍了蛋白石负离子添加剂的作用和功能、负离子纺织品的生産工艺、负离子纺织品的应用效果，并对负离子纺织品的应用前景进行了展望。

Objective: To summarize the experience of diagnosis and treatment of parathyroid adenoma.

中文摘要：目的：总结甲状旁腺腺瘤的诊断治疗经验及技术。

Objective To explore the apoptosis induced by dexamethasone and adenosine triphosphate in protoscolex of Echinococcus granulosus .

摘要目的探讨地塞米松与三磷酸腺苷联用在体外诱导细粒棘球绦虫原头节细胞凋亡的作用。

Not only is displays regarding the piano performance study in the performer plays a stringed musical instrument in skill adeptness,more importantly the understanding thus displays through its innermost feelings to the work in the music,here both has in physiological the phenomenon and to have in phychological the phenomenon.

摘要对于钢琴演奏的学习不仅是表现在演奏者弹奏技巧上的娴熟，更重要的是通过他内心对作品的理解从而在音乐上表现出来，这里既有生理上的现象又有心理上的现象。

The effect of the recessing on the strength and stress distribution of adhesively bonded single-lap joints is discussed.

摘要研究单搭接接头胶缝中预留间隙对接头拉剪强度和应力分布的影响。

A ratio of strength to thermal conductivity is proposed to characterize the adiabatic shearing sensitivity for steels.

摘要提出用钢的强度与热导率的比值来表征钢的绝热剪切敏感性。

In this paper, we develop the theory of Killing form over any finite dimensional Hopf algebras, and discuss the deep relations between the non-degeneracy of Killing form and the adjoint representations of Hopf algebras.

中文摘要：本硕士论文的主要内容是在有限维Hopf代数上建立了Killing型的一般理论，揭示了Killing型的非退化性与Hopf代数的伴随表示之间的深刻联系。

Base on the actual condition, we analyze the Doppler-radar detection data of a hail in Pingliang city on July 24,2007 during the field observation in Pingliang city, and then analyze the structure of three-dimension wind field , that retrieved from the Simple Adjoint method, of this system.

中文摘要根据实际情况，本文利用2007年6月-9月期间的平凉野外观测实验中观测到的一次冰雹过程（7月24日）探测资料，对个例的雷达观测结果进行分析，并用简单共轭方法对两次过程进行了三维风场的反演，分析了系统的风场结构。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。