Applying concentrated crystallization process to reclaim ammonium sulfate from the wastewater from the production of glycolic acid,the paper studied the effects of dehydration ratio to the recovery of ammonium sulfate and absorption loss of glycolic acid in ammonium sulfate crystal,and ascertained the fitting recovering technical conditions.
采用浓缩结晶法回收羟基乙酸生产废水中的硫酸铵。
Preliminary study on the tubesheet shaft adaptive structure;
管板组合式井壁可缩结构的初步研究
A probe into the effect of hanging ratio of netting on the properties of cylinder cage;
网衣缩结对圆柱形网箱性能影响的初步研究
As a kind of special syntactic structure in Chinese, contracted structure has its own characteristics, but, just as other syntactic structures, it also functions as sentence-making component, such as subject, .
紧缩结构是汉语言中一种常见而又很有特色的语法结构,它是由两套谓词性结构压缩了某些成分,且内部含有明显的逻辑关系的复核结构构成。