最小根管壁厚度
Minimum root canal wall thickness
安全剩余厚度
Safe surplus thickness of target
管壁厚度
wall thickness
pipe wall thickness
Wall thickness of pipe
pipe’s wall thickness
pipe-wail thickness
Pipe-wall Thickness
tube thickness (=tube-wall thickness
管壁厚度TEM评价法
TEM evaluation of pipe wall thickness
管壁厚度计
tube wall thickness gauge
平均管壁厚度
Average tube wall thickness
深度剩余延迟分析
depth residual delay analysis
信息剩余度
redundancy of information
information redundancy