机械装置

Aimed at the common problems for the mechanical seal of large-scale desulphurization circulating pump during operation process,such as vibration,axial impact and dry friction and so on,a new mechanical seal with bumper and reduce expenditure ring was designed,which is suitable to working condition requirements and the characteristics of sealed cavity of large-scale desulphurization circulating pump.

针对大型脱硫循环泵工作过程中机械密封存在的易出现振动、轴向冲击和干烧等问题，通过设计缓冲垫和节流环等新型结构，研制出一种适合大型脱硫循环泵工况要求和密封腔体特点的新型机械密封装置，并介绍了该新型密封装置的结构设计和主要的技术特点。

Based on the equipment which is now in use, the design make some technique alterations. It melt mechanism、fluid drive and electric in a pot with the help of mechanical and electric control.

设计在原有试压装置的基础上，进行一些技术上的改进，通过机械电气控制将机械、液压、电气等技术融合在一起，使新装置在钻井效率、降低成本、简化工艺等方面有很好的发展，使其更具自动化和人性化。

Power station is an important composition of a ship. Ship motor relay-protection equipment is an importance guarantee for safe power supply of ship power system. In order to realize experimental education innovation, we inquire into the experimental equipment of ship motor relay-protection. It will make student, who are major in maritime engineering , know the equipment of ship motor relay-protection and the mechanism of air circuit breaker better. Then they will be persons who are accord to the STCW78/95 pact. On the other hand this research will be powerful quest for computer-controlled ship motor relay-protection testing equipment.

船舶电站是船舶重要组成部分，船用发电机的继电保护装置是船舶电力系统安全供电的重要保证，为了实现实验教学改革，培养符合STCW78／95公约的轮机专业人才，使轮机专业学生深入认识船用发电机主开关继电保护装置和主开关的机械结构，研制了微机控制的船用发电机继电保护试验装置；同时，该试验装置的研制将成为对微机化船用发电机继电保护测试装置的有力探索。

In 1884, German engineer Nipkow the use of selenium photocell invented a mechanical scanning device that was early in the television system has been applied to the mechanical scanning system in 1939 be eliminated.

1884年，德国工程师尼普科夫利用硒光电池发明了一种机械扫描装置，这种装置在后来的早期电视系统中得到了应用，到1939年机械扫描系统被淘汰。

Rice moisture content can be controlled by use of different consistency salt and acidliquor,the method of preparing different moisture contents rice sample also be studied and adopted.Such as, temperature humidity preservation box used in testing mechanical physical properties ofrice kernel, tensile and bending experiment device which can be used on rice samples. Configureddark box, CCD photography, image-taking system, pre-experiment to forcast mechanical physicalproperty and moisture transfer property, from which we can know that distance of elastic modulusand passion ratio in tensile process test is not big when renitency strength is much larger thanresist-pull strength, tensile test can be replaced by bending test to research tensile property ofrice, because tensile test is hard to do, experiment research methods and feasibility werediscussed, and suitable humid stress field experiment research plan ere made.

研究、采用了合适的盐溶液及不同浓度的酸溶液调节稻米含水率、制取不同含水率稻米试样的方法；研制了测量稻米材料机械物理特性时使用的保温保湿箱、适用于稻米试件使用的拉伸和弯曲试验装置；配置了暗箱、CCD摄像机、竖直与水平摄像装置及计算机图像采集系统等；进行稻米机械物理特性和水分传递特性的各种预备试验，得到：稻米的抗拉强度远小于抗压强度而拉压时的弹性模量、泊松比相差不大，稻米籽粒的拉伸试验难度极大，成功率很低，可以用籽粒的弯曲试验代替拉伸试验研究籽粒材料的拉伸特性；探讨试验研究方法及其可行性，制定了合理的稻米湿应力场试验研究方案。

The invention concerns a vibration damping device comprising an element converting mechanical energy into electrical power mounted on a base designed to be fixed on a structure to be damped. Said converting element comprises an electrodynamic motor including a coil (20) mechanically connected to the base (1) and a magnetic circuit suspended by at least a spring (22), and the coil (20) is coupled with an electric charge having a resistive component and it includes a control device for varying the value of said resistive component based on at least two values.

本发明涉及一减震装置，所述装置包括一种把机械能转换为电能的能量转换装置，所述装置可安装在待减震结构的底座上，其特征在于，所述转换装置包括一电动机，所述电动机有一线圈(20)及一磁路，所述线圈采用机械方式连接底座(1)，所述磁路通过至少一根弹簧(22)悬置着，线圈(20)耦合着一具有一电阻元件的电载荷，并具有一控制装置，用于按至少两个值来改变所述电阻元件的阻值。

The present invention provides a container comprising: a semi-enclosed container body including a tubular structure having two open ends and a bottom panel enclosing one end of the container body, the other end of the tubular structure opposite from the bottom panel forming a substantially continuous outwardly-extending peripheral flange; a lid for selectively converting the semi-enclosed container to a closed container; and a closure means for sealing the lid to the container body, the closure means comprising a mechanical interlocking seal and a slideable mechanical closure for sealing the mechanical interlocking seal.

本发明提供了一种容器(10)，它包括：半封闭的容器主体，包括具有两个开口端和一底板的空心结构，该底板封闭容器主体的一端，与底板相对的空心结构的另一端形成大致连续的向外延伸的周边突缘(25)；一个盖(40)，用于选择性地把半封闭容器转变成封闭的容器；和封闭装置(30)，用于把盖密封到容器主体上，该封闭装置包括机械互锁密封元件、和用于对机械互锁密封元件进行密封的可滑动的机械封闭元件(36)。

To satisfy the operating requirements, between the withdrawable type function units and the switchboard body a mechanical interlock is placed, which only allows a function unit to move when both the main circuit and the auxiliary circuits are cut off.

抽出式功能单元与柜体具有机械联锁装置，使其满足操作要求，只有当主回路和辅助回路全部断开的状态下才能动，机械联锁装置使抽屉具有试验位置，分断位置，连接位置和分离位置。

Sunward SWEL55 new concept machine is an epoch-marking construction machinery product with a unique set of innovative working instrument. Its working instrument design concept was developed by Diverto Technologies BV, and sunward is the first construction machinery manufacturer world wide which has built a prototype with real practical utility through cooperation with Diverto Technologies BV.

山河智能 SWEL55新概念挖掘装载机是一款配置独创性工作装置的划时代工程机械产品，其工作装置的设计概念由荷兰 Diverto Technologies BV 公司首创，湖南山河智能机械股份有限公司则是世界上第一家，也是唯一一家与其合作制造出具有真正实用价值样机的工程机械公司。

The Notre-Dame Cathedral stands proud, its astronomical clock a marvel to see, as a parade of mechanical figures illustrate the stages of life when the clock strikes half past noon.

巴黎圣母院代表着骄傲，它的天文学时钟看起来是一个奇迹，作为一个机械装置，当它走过一半时，它说明了一个生命阶段。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。