... relative blackening 相对黑度 blackening bath加厚液 The Blackening 黑工艺 ...
双语例句
1
Behaviors of copper in blackeningbath without selenium were studied.
对铜在无硒电化学发黑液中的行为进行了研究。
2
The influence of ammonium molybdate, cobalt sulphate, ammonium bifluoride, acidity of blackeningbath, blackeningbath temperature and time on film quality were studied.
研究了钼酸铵、硫酸钴、氟化氢铵、黑化液酸度、黑化液温度及时间对膜质量的影响。
3
Bath formulas of blackening pretreatment and manganese series phosphating at mid-temperature were introduced.