分析了环己酮生产环己烷皂化废碱液焚烧排放烟气时有臭味及蒸发器列管严重结垢的原因和机理。对皂化废碱液蒸发浓缩技术进行了改进......

物化之象是《庄子》一书塑造的独具一格的形象群。全书塑造的物化之象可分为物化物之象,物化人、人化物之象,物人互化之象,它们分......

It is generally considered that granitic plutons are forcefully emplaced in a compressional setting and permissively emp......

AIM:To evaluate the clinicopathologic characteristics of the children with solitary rectal ulcer.METHODS:Fifty-five chil......