GIS服务动态选择选择机制
dynamic GIS service finding mechanism
有机溶剂选择
selection of organic solvent
促进剂选择
the choice of accelerator
催化选择加氢
selective catalytic hydro-genation
催化选择性加氢
Selective catalytic hydrogenation
催化选择性氧化
catalytic selective oxidation
催化选择氧化
selectively catalytic oxidation
catalytic oxidation
catalytic selective oxidation
catalytically selective oxidation
导线截面的优化选择
Qitimized Option of Conductor Cross-Section