| 1. | Photography - photographic films - specifications for safety film
安全摄影胶片规范 |
| 2. | The development of photographic films requires a dark - room
冲洗照相底片需要暗室。 |
| 3. | The development of photographic films requires a dark room
照片显影需要一间暗房。 |
| 4. | Determination of the curl of photographic film and paper
照相胶片和相纸卷曲度的测定 |
| 5. | Printing machines for photographic films ; safety regulations
照相胶片洗印机.安全性规定 |
| 6. | Photographic films and papers - wedge test for brittleness
照相胶片和相纸脆性楔式试验方法 |
| 7. | 2 70 mm photographic films with double row of perforations . type 2
双排孔70mm摄影胶片 |
| 8. | Photography - processed safety photographic films - storage practices
已加工安全照相胶片贮存 |
| 9. | Photography - intra - oral dental photographic film - specification
摄影.口内牙科摄影胶片.规范 |
| 10. | Method for determining lubrication of photographic film and film base
胶片与片基润滑度测定方法 |
