| 词汇 | technical upgrade | 
	
		| 释义 | technical upgrade 技术改造 | 
	
		| 随便看 | 
4,4'-二甲氧基查耳酮4,4'-二硫代二吡啶4,4'-二碘联苯4,4'-二羟基安替比林4,4'-二羟基联苯4,4'-二脒基均二苯代乙烯4,4-二脒基芪4,4'-二醛联苯4,4-二醛联苯4,4二醛联苯4,4-亚甲基二苯胺4,4-亚甲基双4,4'-亚甲基双盐4-4'-异丁氧基二苯硫脲4-4'-氟丁酚酮4,4'-氧双-2-丁醇4,4'-甲撑双盐4-4-甲氧苯基-2-丁酮4-4-硝基苯偶氮-1-萘酚4-4-羟苯基-2-丁酮4,4'-联吡啶454564,5,6,7-tetrahydroisoxazolo4,5,6,7-四氢异噁唑呤 |