The study of propagation properties of crack at hole of cable connecting ear plate with guyed mast structure;
桅杆结构纤绳连接拉耳孔边裂纹扩展形状变化特性研究
This paper has calculated the stress intensity factors and no dimensional shape factors of the surface point and the depth point on the crack front of crack at hole of different shapes,sizes of ear plate for cable connecting ear plate on guyed mast structure.
通过采用有限元法事先计算各种不同形状、尺寸的桅杆结构纤绳连接拉耳孔边裂纹前缘表面点及最深点处的应力强度因子及无因次形状因子,然后对基本数据进行多参数拉格朗日插值的方法来求解拉耳任意形状孔边裂纹的应力强度因子。
Surface crack analysis of inner hole of titanium alloy centrifugal impeller
TC11钛合金离心叶轮内孔裂纹分析
Internal defects:lack of penetration,lack of fusion,slag,gas pole,carck,overheating.
内部缺陷：未焊透、未熔合、夹渣、气孔、裂纹、过热。
Interaction between hole edge and line cracks in a thin plate
薄板中孔边裂纹与独立裂纹的相互作用
Thus the fracture likely initiated from fatigue sharpened cracks originating from slag and void in the plug welds.
因此，断裂可能是由于从塞焊焊缝内的焊渣和气孔外形成的尖锐的疲劳裂纹而产生的。
All existing web cracks were arrested by drilling 19 mm holes at the ends of the cracks.
所有已存在的腹板裂纹都在裂纹端部钻19mm的孔止裂。
Furthermo re, the zinc vaporating and oxydizing cause air bubble, incomplete fusion and cr ack.
锌挥发和氧化会导致气孔、熔合及裂纹。
All holes were positioned at the tip of the crack.
所有的铝孔都位于裂纹的尖端。
The gas hole, shrinkage cavity and crack were eliminated through up-grading technology.
并且改进工艺，以消除气孔、收缩和裂纹。
What inspection functions are performed for the detection of casting cracks, porosity, and shrinks?
如何检验铸件的裂纹，缩孔，缩松？
ON THE FORMATION MECHANISM OF INTERNAL AND SURFACE CRACKS OF CONTINUOUSLY CAST SIABS
连铸板坯内部裂纹和表面裂纹的形成机理
Any severe deficiency of welding seams surface like cracks, pores, slags is forbidden.
焊缝表面不得有裂纹,气孔,夹渣等严重缺陷.
Initally 24 mm holes were drilled at the crack tips to arrest propagation.
最初，在裂纹尖端钻24mm的孔以阻止其扩展。
External defects: undercut,overip,arc pit, gas cavity in surface,crack in surface.
外部缺陷：咬边、焊瘤、弧坑、表面气孔、表面裂纹。
ANALYTICAL-VARIATIONAL METHOD OF SOLUTION FOR FINITE MONOLITHIC PLATE WITH HOLE EDGE CRACKS
含孔边裂纹有限大单块板的解析变分解法
The Interaction of Circular Cavity, Inclusion with Beeline Cracks by SH-wave;
SH波作用下孔洞、夹杂与直线形裂纹的相互作用
Research on Mechanics of Crack and Sensibility to Gas Cavity by TIG Welding for Magnesium Alloys;
镁合金TIG焊裂纹形成机理及气孔敏感性研究
Investigations of Crack Expansion in Marble Having a Single Pre-existing Hole:Experiment and Simulations
含单个孔洞大理岩裂纹扩展细观试验和模拟
Stress Analysis for the Problem of a Circular Hole with Three Unequal Straight Edge-cracks
带三条不对称裂纹的圆形孔口问题的应力分析
