deputation相关论文
Using electrotopological state indices to model the depuration rates of polychlorinated biphenyls in
A quantitative structure-activity relationship (QSAR) model on deputation rate constants (kd) of polychiorinated bipheny......
针对煤矿巷道掘进装备对液压油洁净度的性能要求,设计了一种新型掘进机液压油净化系统,此系统装置安装于掘进机的旁路,便于日常检......
