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ultrasonic inspection
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ultrasonic inspection
Encyclopedia
工学
〔火电厂检测〕
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ultrasonic inspection
超声波检测
把超声波探头产生的超声波传入材料内部,由一截面进入另一截面时,在截面边缘发生反射,再由换能器接收超声波,并将超声波转换成电信号来检查构件缺陷的一种方法。
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geodesic ray
geodesic region
geodesics
geodesic satellite
geodesic segment
geodesic slope
geodesic space
geodesic sphere
geodesic spray
geodesic strip
geodesic submanifold
geodesic torsion
geodesic transformation
geodesic triangle
geodesic variation
geodesign
geodesy
geodetic astronomy
geodetic azimuth
geodetic base line
geodetic boundary value problem
geodetic constant
geodetic control point
geodetic coordinate
geodetic coordinate system
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