An ultrasonic evaluation method of echo feature of diffusion bond joint between two dissimilar materials is presented. The echo signal was acquired by an automatic ultrasonic C-scan test system. It is found that the i...An ultrasonic evaluation method of echo feature of diffusion bond joint between two dissimilar materials is presented. The echo signal was acquired by an automatic ultrasonic C-scan test system. It is found that the intensity of echo and its phase can be used to evaluate the joint quality, and interface products of dissimilar materials bonding can be evaluated by ultrasonic method.展开更多
A comparison of nondestructive evaluation methods for bridge deck assessment；A new concept thrust washer for gasoline and diesel cngines；Access to the world via Schorndorf；Advanced predictive adaptive control of af...A comparison of nondestructive evaluation methods for bridge deck assessment；A new concept thrust washer for gasoline and diesel cngines；Access to the world via Schorndorf；Advanced predictive adaptive control of after towerp H control at Androscoggin mill；An AC Magnetizing Field Biosusceptometer Using a SQUID Based Sensor With Additional Compensation Module……展开更多
文摘An ultrasonic evaluation method of echo feature of diffusion bond joint between two dissimilar materials is presented. The echo signal was acquired by an automatic ultrasonic C-scan test system. It is found that the intensity of echo and its phase can be used to evaluate the joint quality, and interface products of dissimilar materials bonding can be evaluated by ultrasonic method.
文摘A comparison of nondestructive evaluation methods for bridge deck assessment；A new concept thrust washer for gasoline and diesel cngines；Access to the world via Schorndorf；Advanced predictive adaptive control of after towerp H control at Androscoggin mill；An AC Magnetizing Field Biosusceptometer Using a SQUID Based Sensor With Additional Compensation Module……
