焊的

Can-body seam welding technology is applied to fuze reserve battery's miniaturization design to against the problem that it is difficult to mold liquid storage bottle of thin stainless steel plate.For this purpose,the seam welding power source base on fuzzy PID is designed and the fuzzy rule base is established.The system is simulated using Matlab/Simulink after the system structure is changed.

针对引信电源在小型化结构设计中薄板制不锈钢锂亚硫酰氯储液瓶成型难的问题，提出了罐身缝焊技术在引信储备电源中的应用；设计了基于模糊PID控制电流的缝焊电源，建立了模糊推理规则库；在改变系统结构的情况下，运用Matlab/Simulink仿真软件对系统进行了仿真。

But the conveying chain wheel with smaller radius allows smooth transportation of small PCB.

无铅焊点冷却时，不具有象铅锡合金一样的固液共晶点，而是一个温度区间，运输过程中产生的震荡会影响焊点的良好结晶，半径较小的运输传动链轮使得小型 PCB 平稳传送，无振荡。

The first spray and second melting welding method is used to weld hard alloy powder or metal alloy powder on the reel and cone pulley of wire drawing machine and make reuse of the wear-resistance parts and reduce the cost.

介绍了喷涂的原理和技术要求，采用先喷后熔的喷焊方法，把硬质合金或金属合金粉末牢固的喷焊在需要修复的水箱拉丝机卷筒和塔轮上，使磨损件再次利用，降低了生产成本。

The results of the experiments show that the model simulated the actual process by flash butt welding accurately.Using the electric-heat coupling model built, this work discussed how to get the temperature field with different welding parameters and its effect conditions.

对电阻闪光对焊过程中伸出长度、闪光模式、闪光速度等规范参数的变化规律进行了定量分析，揭示了电热耦合过程中不同焊接规范组合下的产热规律和温度分布规律；利用所建立的闪光对焊热力耦合模型计算了顶锻过程中顶锻接触行为的主要影响因素与规律。

In this paper, according to the endless rolling technology requirements, some key technologies for movable flash welding machine such as the precision control of the hydraulic systems, the main power circuit design and synchronous control of welding machine walking system are studied further.

本文针对无头轧制技术的要求，对移动式闪光焊机的关键技术—液压系统精确控制，大功率主电路设计以及焊机行走系统的同步控制进行了深入的研究。

A wire for submerged-arc welding against seawater corrosion is developed. The test results indicates that the joint welded with the wire matched with 350 type flux has a good combination of mechanical properties. The wire is suitable for ship hull steel welding.

研制了一种耐海水腐蚀的埋弧焊丝，该焊丝配用350焊剂进行施焊，焊接接头具有优良的综合力学性能，满足了船体钢的焊接要求，填补了该强度级别耐海水腐蚀船用焊丝的国内空白。

It is the filling material in argon arc welding and oxygen-acetylene gas welding for the aluminum alloy weldment expect the Al-Mg alloy, it can get the better effect in deal with the heat crack of the strengthening Al-alloy.

HS311 AWS ER4043 除铝镁合金以外的的铝合金工件和铸铁氩弧焊及氧-乙炔气焊时作为填充材料，特别对易产生热裂缝的热处理强化铝合金，可获得较好的效果。

Theoretically the pump blade failure mechanism was worn on, the impact of wear failure leaves the various factors was analyzed, combined with practice pumping station operation and maintenance experience, the focus at a reasonable selection, surface heat treatment, non-metallic protective coating alloy powder spray repair welding and welding six aspects, premature wear of the pump blade technical measures and repair methods was prevented in order to enhance its effective life.

理论上阐述了水泵叶片磨损失效的机制，具体分析了影响叶片磨损失效的各种因素，并结合泵站运行实践和维修经验，重点在合理选材、表面热处理、非金属涂层防护、合金粉末喷焊和补焊等6个方面，提出了防止水泵叶片过早磨损的技术措施和修补方法，以提高其有效的使用寿命。

If a different brazing material, brazing and the strength of connections is not necessarily good, intensity depends on the size of the valve casing and casing pipe between the normal and large-scale clean-up maintenance work.

如果采用不同的钎焊材料，其钎焊连接的强度并不见得很好，强度大小取决于管道外壳与阀门套管之间正常的、大范围的清洁维护工作。

If you use different brazing materials soldering the connection strength and not be considered good the intensity depends on the valve casing pipe casing and between the normal a wide range Cl 150 Lb Rubber Seated Butterfly Valvesof cleaning maintenance.

假如采用不(ru2 guo3 cai3 yong4 bu4)同的钎焊层逑，其钎焊怜接的强度并不见德很好，强度大小取决于管道外壳与阀门套管之间正常的、大范围的清洁维护工作。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。