器

Companies with the Group, Technology, for the calculation of the user's separation project designed to provide services for users of the old device to provide recommendations and use fill in the tower, tower and the tower of accessories (in addition to Mo, filter, static mixed , Etc.) in the pre-sale services without compensation, in foot-automatic escalator walk, use a variety of construction corrugated iron, containers, heat exchangers, and other aspects will be based on user demand for the design, manufacture.

公司设有专家组、技术部，为用户的分离工程计算设计提供服务，为用户老装置的改造提供建议，并在塔用填料、塔内件和塔配件（除沫器、过滤器、静态混合器等）方面实行无偿的售前服务，在脚踏式自动走梯、建筑用各种规格的瓦楞铁、容器、换热器等方面将根据用户需求进行设计、制造。

Its performance determines the security and cosiness of train. With the advancement of railway'speed, the self-made hydraulic damper can't satisfy the requirement of high performance hydraulic damper.

由于铁路的提速和城市轨道交通的迅速发展，凸显出对高性能液压减振器的需求，但国内生产的液压减振器还不能满足这种需求，这种状况是由于减振器试验设备落后造成的。

Adopt the method of quantitative and qualitative analysis, the thesis inquires into maneuvering efficiency of the lateral thruster correspond to the different operating conditions of zero speed, low speed and crabbing motion, and the vessel"s crabbing motion under the propeller, the lateral thruster and the rudder"s united control as well as the regression formula.

本文对侧推器协助船舶操纵的研究采用定量和定性相结合的方法，详细讨论了侧推器在零速、低速工况下的操纵效能，以及螺旋桨、侧推器及舵联合操纵下船舶的横移能力，并给出了相应的回归公式。

In order to solve the theoretical backlash problem of the teeth, which is crucial to the number of actual contact pairs of teeth in the research on multi teeth contact of crown gear coupling , the theoretical backlash of teeth flank with the concept of backlash angle is first time defined and described in the paper, and the minimization model of its variables is set up.

为解决鼓形齿联轴器多齿接触研究课题中的实际接触齿对数的关键技术轮齿理论间隙的问题，首次用间隙角的概念对轮齿理论间隙作了定义和描述；建立了该变量的极小化模型；对一鼓形齿联轴器作了实际优化计算，得出了鼓形齿联轴器多齿接触研究中计算实际接触齿对数所需的不同啮合状态下的最小间隙角

The aim of the subject is to design and check the strength of the gears of crown gear coupling from the Beijing subway and to analyse the teeth by means of 3D FE elastic contact method. The result can numerically and theoretical support the design and manufacture of crown gear coupling.

本课题研究的目的是通过对北京地铁联轴器齿轮副进行强度设计和校核，并且对其进行三维弹性接触有限元分析，得出鼓形齿联轴器齿轮副的弹性接触状况，为鼓形齿联轴器的设计及制造提供数据和理论支持。

Selection of drum gear coupling tooth gear coupling, gear coupling crown gear axis to allow the two larger angular displacement, load-bearing capacity is relatively strong, and easy to install and adjust.

齿轮联轴器选用鼓形齿齿轮联轴器，鼓形齿齿轮联轴器允许两轴线有较大角位移，相对承载能力较强，并且易于安装调整。

My company can provide the following advertising gifts: weightlifting CD rack; sealed bottles browser; million open browser with Kaifeng; flexible telescopic cup; sealed box; kiss glass; interesting cruet; ad maze disk;±fashion; travel Po; fight Figure coasters; 8 installed CD box; foot massager; turntable kit timeshare; portable kit;.

我公司可提供以下广告礼品：举重CD架；封瓶器；万用开封开器；弹性伸缩杯；密封盒；亲嘴水杯；趣味调味瓶；广告迷宫盘；时尚口杯；旅行宝；拼图杯垫；8片装CD盒；足底按摩器；转盘分时药盒；便携药盒；。

After reviewing the mechanism of electromagnetic crystallizer and the development and present situation of the technology of computer simulation of electromagnetic crystallizer, this paper offers the method of the simulation of electromagnetic crystallizer, which could be used emulation of the preparing Al-Sc master alloy.

本论文在综述了电磁结晶器的机理和电磁结晶器计算机仿真技术的发展及现状后，提出采用模拟电磁结晶器来研究制备铝钪中间合金的凝固过程。

The Company's foreign trade wholesale brand Products Mini folding bicycle A-BIKE, leisure sports car brand fitness equipment, foreign trade, household ladder folding, HEENOOR Sinoe insulation Cup, foreign trade Opener Product Suite family of products (can opener, garlic press device , shrimp clamp, walnut folder, ribs axes, meat hammer, etc.), pure tin canisters, folding bicycles, electric scooters, all kinds of high-end gift, portable instrument package and so on Welcome!

本公司批发品牌外贸产品迷你型折叠式A-BIKE自行车、休闲运动车、品牌健身器材、外贸折叠家用梯、HEENOOR希诺保温杯、外贸产品开瓶器套件系列产品（开罐器、压蒜器、虾钳、核桃夹、排骨斧头、肉锤等）、纯锡茶叶罐、、折叠自行车、电动滑板车、各类高档精美礼品，可携式工具套件等等欢迎惠顾！

We mainly produce straight hair, and hair curler, perm machine different types of Barber, and high quality and low price.

我们主要生产直发器，卷发器，烫发机等不同型号的理发器，质优价廉。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷