结构上的

BACKGROUND: There is a huge difference between the natural cancellous bone andβ-tricalcium phosphate materials, which can effect the biology features of the material.

背景：人工发孔方法制备的β-磷酸三钙材料在孔隙结构上与天然松质骨的孔隙结构存在巨大的差异，进而影响了其本身的生物学性能。

The major of Industrial Design is devoted to train students' basic ability in modelling design, through four years of study the students should be able to adopt the fundamental theory and knowledges of modelling design to deal with various relationships between modelling and color,fashion and appearance,structure and function, structure and material,appearance and process,product and human,product and environment, product and market,furthermore be able to unifiedly reflect these relationships in the modelling design of the products.

专业描述： Major Description：工业设计是主要学习工业设计的基础理论与知识，具有应用造型设计原理和法则处理各种产品的造型与色彩、形式与外观、结构与功能、结构与材料、外形与工艺、产品与人、产品与环境、市场的关系，并将这些关系统一表现在产品的造型设计上的基本能力。

The change for substitute group on chlorin ring of chlorophyll-a derivative and the effect on their visible spectra is discussed and summarized according to relation of electron effect and substituted position of different groups with conjugated region.

根据不同取代基的电子效应、取代位置与分子共轭区域的联系，提出二氮杂轮烯和四氮杂轮烯组成的非等原子芳香体系结构，总结了卟吩大环上的化学结构变化对其可见光谱的影响。

A and B isomers could interconvert each other by an inversion of the imine nitrogen atom. In this work, we investigated the substituent effects and solvent effects. This study used the most popular one of density functional theory method unrestricted hybrid Becke three-parameter Lee-Yang-Parr (B3LYP) with the 6-31+G basis set to compute the reaction and activation energies of B/A thermal isomerization.

腙分子的异构化过程藉由转动亚胺基上的氮原子，使腙分子由A 型结构转变成B 型结构(Scheme1)，本研究运用密度泛函数理论中最常被使用的B3LYP，搭配6-31+G基底函数，计算腙分子异构化过程的活化能以及反应热，并且考虑取代基与溶剂效应对能量所造成的影响。

The material compositions are selected from Pb(Ni1/3Nb2/3)O3-PbZrO3-PbTiO3 family and they are used as the four layers in the new FG piezoelectric actuator.The piezoelectric constants and dielectric constants of the materials are gradated oppositely in the thickness direction, because this special structure of the FG piezoelectric actuator has an advantage over the traditional actuators in internal stress distribution.

这种新型功能梯度驱动器由4种基于Pb(Ni1/3Nb2/3)O3-PbZrO3-PbTiO3系列的材料复合而成，且4层材料的压电常数和介电常数在厚度方向上的梯度变化相反，这种梯度结构能使驱动器结构内部的应力分布优于传统弯曲驱动器。

According to property and the engineering present situation of river course , engineering experience and the correlation theory are used , to renovates the principle and renovates the scheme and the measure has carried on the analysis research of overall system.

根据河道的特性和工程现状，运用工程经验及相关理论，对整治原则、整治方案和措施进行了全面系统的分析研究；对整治流量、整治河宽和整治半径进行了分析和计算；对河道整治工程的几种结构形式进行了分析和评价；提出了具体的整治措施及工程整体布局；对黄河上的几种新型结构形式进行了特性分析以及功效评价；最后对宁蒙河段今后治理和研究提出了若干建议，并对前景进行了展望。

Two kinds of flexure pivot designs in micro leverage mechanism are discussed, and the equations for calculating the amplification factor are derived.

在此基础上，讨论了两种不同的支点形式，分别推导了这两种结构形式的放大倍数计算公式，发现I型支点形式的放大倍数略高于II型支点，并采用有限元方法进行了仿真；分析了支点刚度以及输出轴刚度对放大倍数的影响；提出了微杠杆结构设计的原则。

In "Seven. Five" incident, many of thugs armed with a rafter ─ frame housing in the brick structure housing the beam load-watt panel and a long wooden ── attack innocent people, the rafter is Kashi, Hotan unique because the brick structure of local housing, there is no such thing in Urumqi.

在「七。五」事件中，许多暴徒手持椽子─一种架在砖瓦结构房屋的房梁上承载房屋面板和瓦的长木条──袭击无辜民众，这些椽子是喀什、和田特有的，因为当地有砖瓦结构的房屋，乌鲁木齐没有这样的东西。

Constitution:the button-sewing machine comprises:a fixing means 构件 for fixing a buttonand an article being sewn;a moving means for moving the fixing means to stitch the button to the article being sewn with seams of a specified sewing pattern; a fixed blade; a moving blade for drawing a thread and then moving to cut the thread by the cooperation with the fixed blade;and a button,wherein the machine has a control means for controlling a fabric transferring means to move the button to a preset position before cutting the thread.

一种钉扣机，设置有布料保持件的可动、固定切换机构，该切换机构在钉扣缝制时可在以下两种状态之间进行切换：将布料保持件固定保持在规定位置上从而停止该布料保持件在左右方向上的移动的状态、或者解除对布料保持件的位置固定从而使该布料保持件通过可动台与纽扣保持件一起在前后方向、左右方向上移动的状态，在该切换机构上安装有可在左右方向上的一定范围内调整布料保持件的固定保持位置的位置调整机构，由此可使整体结构简单，可实现小型化、轻量化及低成本化，且即使在将柔软的布料作为缝制对象时也不会出现缝制褶皱等，另外，无论线的种类和粗细如何，都可进行缝制品质高的钉扣。

In order to solve the inconvenience of in-situ welding of hot gas conduit pipe pressure shell and eliminate the undetermined factors in safety evaluation, the present invention proposes one connection structure for hot gas conduit pipe pressure shell, and the structure includes hot gas conduit pipe pressure shell, movable loose flange, double-headed screw bolt and nut for fixing the hot gas conduit pipe pressure shell onto the reactor pressure shell and the steam generator pressure shell.

为了解决热气导管压力壳现场焊接带来的各种不便和安全评价时的不确定因素，本发明提出了一种热气导管压力壳连接结构，包括热气导管压力壳、用于固定热气导管压力壳至反应堆压力壳和蒸汽发生器压力壳的活套法兰、双头螺柱及螺母；第一活套法兰压在热气导管压力壳一端的凸缘上，并通过第一双头螺柱及第一螺母使得热气导管压力壳的一端与反应堆压力壳上的法兰紧密联结；第二活套法兰压在热气导管压力壳另一端的凸缘上，并通过第二双头螺柱及第二螺母使得热气导管压力壳另一端与蒸汽发生器压力壳上的法兰紧密联结。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。