研究了系列新型亚磺酰胺类化合物与增感染料在实用照相乳剂中的超增感作用.The supersensitive combination of new sulfonamide compounds with sensitive dye in practical emulsions was studied....
The simplest method for small volume production requires a number of jigs.对于小规模生产,最简单方法需要几个装配架.So the old witch was forced to dance a jigs.老女巫也只好跳起快步舞来.The whistle jigs to a milestone.对牛弹琴....