A 3-d dynamic displacement field is studied and tested by use of two sets of rotation aperture spackle photographic system.
采用两套旋转孔径散斑照相系统对动态三维位移场进行了研测。
Repair of surfaces, defects, cavities and undercuts with other materials (e. g. spackle) is not allowed.
采用其他材料对表面的缺陷、洞或向下的凹陷进行修补都是不允许的。
Repair of surfaces, defects, cavities and undercuts with other materials (e. g. spackle) is not allowed.
采用其他材料对表面的缺陷、洞或向下的凹陷进行修补都是不允许的。
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