同根派生 photographic density相關詞英漢例句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.儅銲縫區(qū)域底片黑度變化超過透度計処黑度時，應在該処另加透度計。photographic density更多例句