裂纹

Wave propagation rotational spring model impedance cracked beam damage identification

波传播；弯曲弹簧模型；阻抗；裂纹梁；损伤识别

However, because the process is effectively restore and revert system files back to original factory state, thus all changes, personalizations and customization to the system, such as theme crack, logon screen, startup screen will be reset to original Microsoft style.

但是，由于过程是有效的恢复和还原系统档案回到原来的出厂状态，因此，所有的变化，自定义和定制系统，如主题裂纹，登入画面，启动画面将被复位到原来的Microsoft作风。

The paper introduces the analysis of 500MW steam turbine low pressure cylinder clapboard s cracks and introduces the way to settle it.

对某发电厂500MW汽轮机低压缸40级隔板中分面出现的裂纹进行了分析，并介绍了处理情况，确定了正确合理的补焊方案及工艺，供铸铁件补焊修复缺陷时参考。

There shall be no crack, stick-out weld, faulty fusion and undercut.

母材圆滑过渡，不得有裂纹，未熔合，未焊透，咬边等缺陷。

Increasing the distance from oil hole to inner annulus of the stuffing box can prevent the fatigue.

适当增加输油孔到填料盘内环的距离可以预防裂纹的产生。

Clean and check 1 slowly loosen the gland nut stuffing, packing the release of residual pressure of all components; 2 Remove all old packing, thoroughly clean axle / rod stuffing; 3 Check the shaft / bar have corrosion, dents, scratches or excessive wear; 4 Check whether there are other WATER POWER CONTROL VALVE parts burr, cracks, wear, they will reduce the packing life; 5 Check whether there is too much stuffing the gap, and the shaft / rod eccentric degree; 6 the replacement of defective parts larger; 7 Check the old packing, as BALANCING VALVES the basis of failure analysis to find the reasons for early failure of packing.

缓慢松开填料函的压盖螺母，释放盘根组件内所有的残余压力； 2）移去所有旧的盘根，彻底清洁轴/杆的填料函； 3）检查轴/杆是否有腐蚀、凹痕、划伤或过度磨损； 4）检查其他零件是否有毛刺、裂纹、磨损，它们会减少盘根的寿命； 5）检查填料函是否有过大的间隙，以及轴/杆的偏心程度； 6）更换有较大缺陷的零部件； 7）检查旧盘根，作为失效分析的依据，球阀以找到盘根早期失效的原因。

The behaviour of crack initiation of superpure stainless steel in 3.5% NaCl solution during low cycle corrosion fatiguing was studied by using three-electrode technique.

本文利用三电极技术研究了超高纯铁素体不锈钢Fe－26Cr－1Mo在3.5％NaCl水溶液转化体系中，低周腐蚀疲劳的裂纹萌生行为。

The feature of new developed HSLA steels for large heat input welding with low susceptivity to weld cracking was presented.

摘 要：简要叙述了新研制的大线能量焊接低焊接裂纹敏感性调质高强度钢的特点。

In this paper, the characteristics of ultra fine grained steel s are firstly introduced Then its weldability is discussed,including properties and cracking susceptivity of HAZ and weld meta

介绍了超细晶粒钢的特点，针对这些特点，讨论了超细晶粒钢的焊接性，其中包括HAZ性能、焊缝性能、HAZ和焊缝的裂纹倾向等。

PS version on the version of the head or tail along Bay Edition version line to cracking.

印版裂开。pS版有可能在版头或版尾沿湾版线产生裂纹。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。