For areas where the film density through the weld varies by more than from the density through the penetrameter, an additional penetrameter shall be used for those areas.
焊缝区域底片黑度变化超过透度计处黑度时，应在该处另加透度计。
For areas where the film density through the weld varies by more than from the density through the penetrameter, an additional penetrameter shall be used for those areas.
焊缝区域底片黑度变化超过透度计处黑度时，应在该处另加透度计。
声
：以上例
、词性分类均由互联网资源自动生成，部分未经过人工审核，其
容亦不代本软件的观点；若发现问题，欢迎向我们指正。
