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The occurrence probability and existence form of internal defects in rolled pieces during three-roll and two-roll cross wedge rolling were compared and analyzed by finite element numerical simulation.

采用有限元数值模拟方法，比较分析了三辊楔横轧与两辊楔横轧轧件内部缺陷的产生几率和存在形式。

The design of the chain plate rolling machines by drawing on its revolving roller contacts the role of friction will be rolling the metal body dragged into the roll gap between the roll under pressure, mainly in the work piece thickness.

本次设计的链条板轧制机是借助旋转轧辊与其接触摩擦的作用，将被轧制的金属体拽入轧辊的缝隙间，在轧辊压力作用下，使轧件主要在厚度方向上完成塑性成型。

The paper dispenser M600 is zero speed the paper that the tension between roller is as the first tensities, quick-roller is out of paper storage of paper Road between the enlarged the paper easy-to-moment; reserve-roller is the following two tensities roll, from tensities motor-driven, and close to the pressure roller, increase the pressing of the paper; and then there are the adjustment to detect tape tension, to meet business card printing and membership card production requirements, stable b tensities role in regulating improper adjustment roll will affect overprinter precision; reserve-roller is followed by a correcting device, its purpose is to control the paper tape into the business card printing and membership card production unit, on the left and right position paper tape tension changes.

M600的纸架是零速接纸，储纸辊之间的张力为第一次张力，快接纸时储纸辊之间的纸路加长，便于瞬间接纸；储纸辊下面有二次张力辊，由二次张力电机带动，与压纸辊紧靠在一起，增加纸张的压紧力；再下面有调正辊，起到探测纸带张力、满足制卡和会员卡制作要求、稳定二次张力的作用，调正辊调节不当将影响套印精度；储纸辊后面有纠偏装置，其作用是控制纸带进入制卡和会员卡制作单元的左右位置，对纸带张力的变化影响不大。

A deviation to enable business card printing and membership card making more neatly away material; business card printing and membership card Studio Center-drum for double-deck, using thermostatical hollow water circulation system structure, plated nickel plating avoids corrosion, Nano-imprint lithography drum machine, safe and reliable braking equipment; spam satellite business card printing and membership card, four business card printing and membership card production unit in the Centre of coining drum distribution around the business card printing and membership card making support adoption of the integral structure, intensity that cannot be easily; Center for the imprint drum version, roller roller, using separate servo motors between the gearless, Business card printing and membership card making length is not supported by gear pitch in roll-wide choice; business card printing and membership card making pressure, roller and roller pressure singlein servo motor and with memory with two types of regulation, accurate and rapid adjustment; closed ceramic Roller blade device ink to ensure that the business card printing and membership card making ink stability, blade-like device for pneumatic compression; taojian the plate cylinder, taojian-reseaus and roller, the portal structure of push-pull roller and taojian beckenbachannular roller to replace a simple and quick; roller servomotor-driven business card printing and membership card production and business card printing and membership card making machine be a certain speed, stopping the slow down to prevent the ink roller network hang dry knot, splash-proof ink installed equipment downtime or roller pressure, from the printing plate out of arrive﹖, stop to ink, the plate cylinder the full delivery from the pressure to keep the printing plate clean; stainless steel-monlchamus tuhung-glass to prevent ink prints get dirty; dryer direct to the wind, air flow loss small high efficiency, reduces noise scene, new oven heat energy to secondary structures, control temperature control system using intelligentized; traction roll at the same time acts as both a cooling rolls, new structure increases cooling effect.

纠偏，使制卡和会员卡制作走料更加整齐；制卡和会员卡制作部中心大滚筒为双层空心式，采用恒温水循环系统结构，表面镀镍处理可避免锈蚀，中心压印滚筒采用机械制动装置，安全可靠；卫星式制卡和会员卡制作方式，4个制卡和会员卡制作单元分布在中心压印滚筒周围，制卡和会员卡制作支架采用整体式结构，强度好不易变形；中心压印滚筒、版辊筒、网纹辊之间采用独立伺服电机无齿轮传动，制卡和会员卡制作长度不受齿轮节距限制，在版辊范围内任意选择；制卡和会员卡制作压力、网纹辊与版辊之间的压力分别用伺服电机调整，并具有记忆功能，调整有两种调节方式，精确调整与快速调节；陶瓷网纹辊封闭刮刀装置供墨，可确保制卡和会员卡制作过程中油墨稳定饱满，刮刀装置为气动加压；套筒式印版滚筒，套筒式网纹辊筒，门式推拉式结构使套筒版辊与套筒网纹辊更换简单快速；网纹辊由伺服电机驱动，制卡和会员卡制作时与制卡和会员卡制作机保持相对一定的速度，停机时则放慢速度匀墨，防止网纹辊网坑枯结，两边安装防油墨泼溅装置，在停机或离压时，网纹辊立即从印版脱离开来，停止给墨，印版滚筒把墨完全传递后离压，保持印版清洁；不锈钢接墨斗，防止油墨滴漏蹭脏印品；干燥箱采用直接进风型式，风量损失小效率高，减小了现场噪音，新型烘箱结构热能可二次利用，控制采用智能化恒温系统；牵引辊可同时兼作冷却辊使用，新型结构增大了冷却效果。

The single thin sheet has a feature that its temperature decreases quickly and is difficult to maintain uniformity , thus using the reversible rolling to roll thin sheet by common mill was not able to be successfully because of the flatness deformation of roll.

单一薄板具有的特征是：它的温度下降得非常快，而且温度很难保持均匀，因此用普通的轧机采用可逆的方法轧制薄带是不可能成功的，因为轧制时平面要产生变形。

Then the self-learn algorithm of deviation of gap zero is adopted for overcome the influence of the small variation caused by roll wear, roll expansion and mechanical clearance on gauge calculation.

根据中厚板的轧制特点，建立了比较完善的轧件出口厚度的软测量方法，它考虑了辊系弹性变形的影响，并引入辊缝零点漂移自学习算法，修正了轧辊磨损、热膨胀和机械间隙变化带来的影响，使轧件出口厚度的软测量模型更加完善。

The distribution of thickness rolled and profile are simulated by considering roll system elastic deformation theory, distributions of tension stresses theory and roll thermal crown theory during rolling of wide strip and high speed aluminum foil roughing mill the rolling technology and thermochemistry parameters are tested, etc, the paper verifies above theories.

采用差分法模拟了具有分段冷却装置的宽幅高速铝箔粗轧机轧辊的温度场及热凸度分布。对轧辊热形为特性进行了全面的研究。首次考虑铝箔轧制的辊系弹性变形理论。张应力分布理论及轧辊热变形理论模拟了宽幅高速铝箔粗轧机的轧后断面形状及板形。

In order to roll round billets with accurate roughing shapes by a three-high roughing mill and stabilize production, a flexible pass design method was used to optimize the traditional conjugate pass through the distortion design of the bottom, side wall and pressure difference of the pass, realizing the application of the conjugate round pass on the three-roll mill.

为轧制料形尺寸准确的圆料、稳定生产，采用变通孔型设计方法对共轭孔型进行优化设计，通过对共轭孔型槽底、侧壁、压力差的变形设计，实现了共轭圆孔型在三辊粗轧机上的应用，轧槽咬钢顺利，成品圆料容易控制，完全满足后续工序的要求，同时减小了轧线的轧制事故，单套轧辊的轧制量可提高60%以上，取得了良好的经济效益。

With the character of CVC roll curve, the strip thickness distribution, rolling pressure distribution and pressure between rolls along transverse direction are calculated, by using the model of the real roll crown distribution and the character of the antisymmetry of mills. The results are in good agreement with production data.

根据CVC轧辊辊形的特点，采用实际轧辊凸度分布模型，并利用轧机的反对称性质，计算轧机垂直中心线一侧的板断面厚度分布、轧制力分布、辊间压力分布等，提高了板形计算和辊间压力计算的精度，模拟计算结果与现场数据相符。

The responses of roll motion were obtained for the ship in irregular longitudinal waves of 10m and 12m significant wave heights with respect to the initial roll angle of 3°and the bias heel angle of 5°which was assumed to be caused by the permanent wind pressure.

华建波对随浪和尾斜浪航行的耐波性进行了深入研究[1]，采用计算机仿真研究了在纵浪中滚装船的参数激励运动，此外，他还提出了在规则和不规则

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。