| 1. | Method for determining the speed and average gradient of black - and - white aerial camera films 黑白航空照相胶片感光度和平均斜率测定方法 |
| 2. | Photography - source document microfilms - determination of iso speed and iso average gradient 原件缩微摄影胶片. iso感光度和iso平均斜率的测定 |
| 3. | Photography - source document microfilms - determination of iso speed and iso average gradient 摄影.源文件缩微胶片. iso感光速度和iso平均梯度的测定 |
| 4. | Photography sensitometry - black - and - white aerial camera films - determination of iso speed and average gradient 航空摄影用黑白胶片iso感光度和平均梯度的测定方法 |
| 5. | X photography - industrial radiographic film - determination of iso speed and average gradient when exposed to x - and - radiation 工业射线胶片iso感光度和平均斜率的测定 |
| 6. | Sensitometry of screen - film systems for medical radiography - part 10 : nominal values of speed and average gradient 医疗x光照相用屏蔽胶片系统的感光度.第10部分:速度和 |
| 7. | The average gradient of the slope step was 1 . 3 degree . the green pine and cypress spread on both sides of the path 旅游步道平均坡度1 . 3度,沿途峰岭沟谷间松柏成林,灌木葱翠。 |
| 8. | Sensitometry of screen - film systems for medical radiography - part 1 : method for determination of sensitometric curve shape , speed , and average gradient 医疗x射线照相用软片-箔片系统的感光测定法.第1部分 |
| 9. | Photography - direct - exposure medical and dental radiographic film process combinations - determination of iso speed and average gradient 摄影.医疗和牙科用直接曝光射线摄影胶片照相版图片的iso感光速度和平均梯度的测定 |
| 10. | Sensitometry of screen - film systems for medical radiography - part 3 : method for determination of sensitometric curve shape , speed and average gradient for mammography 医疗x射线照相用软片系列的感光测定.第3部分:乳腺x射 |