查询词典 mechanical efficiency

The specific properties of materials, such as the palate adhesion, dynamic cruor, anti-bacterial and the degradability of lysozyme, were studied, which provide valuable data for further application. The main creative ideas are listed as follows:(1) The water-retention chitosan/poly vinyl alcohol blend fiber was obtained by coagulating in 10％ NaOH/ethanol solution, and the blend and crosslink due to GA can enhance the mechanical properties of fiber;(2) The controlled degradable chitosan/gelatin blend fiber was obtained by solution filature, and the mechanical properties were improved;(3) The N-acylchitosan with the different degree of substitution were successfully prepared, and the relationship between structure and properties was estabilished;(4) By a new solvent system of 6％ NaOH/4％ urea for cellulose, the blood anti-coagulant function films were prepared by blending cellulose with chitin;(5) In the same solvent system above mentioned, the anti-bacterial blend films based on cellulose and carboxymethyl-chitosan were prepared, and the relationship of DS and the anti-bacterial property was concluded;(6) The controlled degradable chitosan films was obtained by the chemical crosslink.

本论文的主要创新点：（1）以NaOH水溶液／无水乙醇为凝固液，采用溶液纺丝法制备出保水性壳聚糖／聚乙烯醇纤维，共混和戊二醛交联极大提高了壳聚糖纤维力学性能；（2）用壳聚糖和明胶共混，以溶液纺丝法制备出可控降解的壳聚糖／明胶纤维，并大幅度提高了壳聚糖共混纤维的干、湿态抗张强度；（3）确立了不同取代度N-酰基壳聚糖的合成方法及其膜的结构与性能的关系；（4）利用纤维素新溶剂6％NaOH／4％尿素制备出抗凝血性纤维素／甲壳素共混膜；（5）利用上述纤维素新溶剂制备出抗菌性纤维素／羧甲基壳聚糖共混膜，揭示了羧甲基壳聚糖取代度与抗菌性能的关系；（6）制备出可控降解壳聚糖交联膜。

The microstructure and mechanical properties of as cast AZ91Nd magnesium alloys were studied by microstructure analysis, mechanical property testing and analysis of fracture surface, where w is

采用微观分析、机械性能测试及断口分析等方法研究了钕对AZ91Nd镁合金w(Nd=0， 0.1%， 0.3%， 0.5%， 1.0%， 1.5%的微观组织和机械性能的影响。

The main contents of this paper is used in college to learn the theory of the mechanics, control theory, mechanical design and computer programming technology, and mechanical theory to simulation, including through the establishment of two parts, kinematics and dynamics of the theoretical models (including Straight leg with the knee model and the model), the use of simulation software to achieve the whole process of Walkabout sports simulation, and to study the mass center position, slope angle and other parameters of walking gait characteristics of the device, and to find the law of passive walking, in order to further less energy-consuming research to lay the foundation of the robot.

本文的主要内容就是运用在大学期间所学到的理论力学、控制理论、机械设计以及计算机编程技术，进行理论推导和力学仿真，通过建立包括运动学和动力学两部分的理论模型的（包括直腿模型和带膝关节模型），利用仿真软件实现行走器整个过程的运动仿真，并研究质心位置、斜面倾角等参数对行走器步态特征的影响，从而找出被动行走的规律，为进一步研究耗能少的机器人奠定基础。这一段翻译成英文拜托别用在线翻译那种很多都是错的

Has been Titoni have insisted on "quality first" attitude, focus on producing sophisticated, reliable and durable mechanical watches in the world, set a "mechanical process symbol" of the image, representing the best of Switzerland watchmaking tradition, won a special liking for consumers plum table laid the lofty status of plum table.

一直以来，瑞士梅花表都坚持"品质第一"的态度，专注生产精致、可靠而耐用的机械表，在世界各地，树立了"机械工艺的象征"之形象，代表了瑞士最佳的制表传统，赢取了消费者对梅花表的情有独钟，奠定了梅花表的崇高地位。

In order to accurately analyze the thermal and mechanical states of subway tunnel constructed by artificial freezing method,the coupled effects of moisture transfer and phase change of ice and water,the generation of cement hydration heat and thermal creep constitutive relationship were taken into account,and a moisture,thermal and mechanical coupled model was established.

为了准确分析地铁隧道人工冻结施工过程中的热力学状况，考虑水分迁移和冰水相变耦合影响以及水泥水化热的生成，采用热蠕变本构建立了地铁隧道人工冻结施工的水热力耦合分析模型。

Due to the moving mechanical parts, the conventional mechanical valves not only incur the following problems such as the structural complexity, large volume size, high precise machining, easy wear-out, and high cost, but also incur the control difficulty, slow response, high noise, and low reliability.

传统的液压控制阀由于存在活动的机械部件，不仅结构复杂、体积大、加工要求高、容易磨损、成本高，而且还存在不易控制、响应慢、工作噪声大、工作可靠性低等问题。

ABSTRACT Amorphization of Cu-Zr system by mechanical alloying of elemental Cu and Zr powder mixtures (30-65at% Cu) and mechanical grinding of the alloys with Cu concentration ranging from 59 to 75at% have been extensively investigated. The structural changes, crystallization behavior as well as atomic short range ordering were followed by differential scanning calorimetry , X-ray diffractometry and nuclear magnetic resonance spectroscopy .

本文采用多种技术系统地研究了球磨Cu和Zr混合粉末制备的Cu〓Zr〓（x=30，33，40，50，55，59，65）非晶合金的形成过程和球磨金属间化合物得到的Cu〓Zr〓（x=59，65，70，75）非晶合金的形成过程，比较了它们形成过程的异同，同时研究了球磨形成的非晶合金的晶化行为以及原子短程有序结构，并与急冷非晶合金作了详细的比较。

The Comprehensive professional basis, the professional course knowledge design "winding frame Injection Mold Design",its core of knowledge is plastic mold precision mechanical design, mechanical engineering materials, computer-aided design, mold CAD\CAM\CAE and so on.

综合运用专业基础、专业课知识设计《绕线架注射模具设计》，其核心知识是塑料成型模具、精密机械设计、机械工程材料、计算机辅助设计、模具CAD\CAM\CAE等。

Chapter 6 – Mechanical Design explains installation design and related mechanical systems and their interface with the facility.

第6章 -机械设计说明安装设计及相关的机械系统及其接口的设施。

The dynamic mechanical properties of composites based on recycle polystyrene and wood flour were studied by dynamic mechanical thermal analysis system.

摘 要：本文分析了50Hz频率下木粉/再生聚苯乙烯复合材料的动态机械性质。

The second is to cut a mere 100 calories from your diet , which is the equivalent of a tablespoon of butter.

第二个就是从你的饮食中减少一百卡路里，只是相当于一大汤匙的黄油。

This is where the Rorschach test comes in.

现在，罗氏测试就出现了。