原理

Esteemed architect Nick Hollo provides a simple explanation of the principles of low-energy housing design, and illustrates these principles with more than one hundred inspirational examples, from project and kit homes to new architect-designed houses, renovations and extensions, and medium- to high density dwellings from all climatic zones.

中文概要：在业界享有声望的建筑师尼克·霍洛通俗易懂地解释了低能耗住房设计的原理，并详细分析了100多件充满灵感的样板房的设计原理，包括大工程的建房，融入最新设计的住房，翻修房，扩建房以及不同气候区的中等和高密度的住宅。

Hamilton principle can be used in holonomic system and intrinsical linear nonholnomic system. The formulas of them are unified. Hamiltonian action is stability in intrinsical linear nonholnomic system.

本文将Hamilton原理应用到本质线性非完整系统，首次证明了在本质线性非完整系统中，Hamilton作用量为稳定的作用量；将完整系统和本质线性非完整系统的Hamilton原理从形式和本质上统一起来。

Complete cosmological principle is to further promote the cosmological principle that not only the three-dimensional space is homogeneous and isotropic, and the entire universe at different times are identical.

完全宇宙学原理是宇宙学原理的进一步推广，即不仅三维空间是均匀的和各向同性的，整个宇宙在不同时刻也是完全相同的。

On this bases and combing with the new working model, we proposed to use a hot cathode electron gun in the extraction area of an ECR source, and described its working principle and technical design.

在此基础上根据ECR离子源新工作模式原理，提出了在ECR离子源引出端使用热阴极电子枪的设想，并阐述了其工作原理和设计。

Based on Huygens' principle, the basic equations in the ideal medium and the theory of field diffraction, the paper gives theoretical studies of ANC in space, including the mechanism of attenuation of noise, basic characteristics of radiation and the way of energy transfer.

本文从Huygens原理、理想媒质中的基本方程和场衍射理论出发，对空间有源消声的基本理论进行了探讨，分析了次级声源的消声原理、基本辐射特性和能量转换，提出了空间有源消声所减小的声能主要通过次级声源和初级声源本身转换成其它形式的能量的思想，并在实验上进行了验证。

Based on the present systematic analysis of basic principle of quality control of highway engineering , this paper studies the management of quality of high-grade engineering projects in SiChuan Provice by the principles of statistics and approaches its adapatable and improvable parts and put forward measures and methods strengthening quality control of highway engineering at present.

本文在系统分析现阶段公路工程质量控制基本原理的基础上，对四川省高等级公路工程项目质量管理进行了实证研究，利用统计学原理对其现行的适应性以及可以改进的地方进行了探讨，并提出了现阶段加强公路工程质量控制的措施与办法。

This course enables the students to understand bio-properties and their applications, also master the following focuses: basic theory of biochemistry, microstructure and properties of inartificial biomaterials, bioadaptability and selecting rules of biomaterials, microstructure, preparation principles and applications of current biomedical materials, and survey for biomimetic materials science, which lay a foundation for students to research and develop biomedical materials in future.

本课程的教学目的在于使学生了解材料的生物性能和作为生物医用的适应性，掌握生物化学基本原理，天然生物材料基本结构和性能，材料的生物适应性和生物医学材料选用原则，现有生物医学材料的结构、制备原理和应用情况，以及仿生材料学概况，为学生今后从事生物医学材料研究开发奠定必要基础。

A kind of piezoelectric motor with nano-step,based on the principle of inchworm motion,is introduced in this paper,then a newly developed driving power is presented in detail.

介绍了一种基于尺蠖运动原理的纳米级步距压电电动机，提出了一种新型的压电陶瓷驱动电源，并给出了详细的电路原理图。

The operation principle of inchworm type MSM linear actuator as well as the design and control system of the actuator are introduced.

然后分析利用仿生学蠕动原理将M SM小步距的位移累加形成直线驱动器所需要的大行程的工作原理，设计出了M SM直线驱动器及其控制系统，最后给出了样机的实验结果。

Model of MSMA linear actuator and its controlling system;2. The operation principle of inchworm type MSM linear actuator as well as the design and control system of the actuator are introduced.

然后分析利用仿生学蠕动原理将M SM小步距的位移累加形成直线驱动器所需要的大行程的工作原理，设计出了M SM 直线驱动器及其控制系统，最后给出了样机的实验结果。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。