三价铬镀铬
trivalent chromium sulfate plating
trivalent Chromium Plating
trivalent chromium
拘束裂纹试验
restraint crack experiment
两平行平片裂纹
two parallel planar cracks
斜Y坡口焊接裂纹试验
cracking test on Y-groove weld
斜Y形坡口焊接裂纹试验
Y-slit type cracking test
与界面垂直相触三维平片裂纹
3-d planar crack terminating at the interface
预裂纹WOL试样
pre-cracked wedge-open loading specimen