乙炔选择性加氢
Selective hydrogenation of acetylene
催化选择性加氢
Selective catalytic hydrogenation
低温选择性加氢
low temperature selective hydrogenation
对映选择性加氢
enantioselective hydrogenation
二烯烃选择性加氢
diolefin selective hydrogenation
双烯烃选择性加氢工艺
Di-olefin Selective Hydrogenation Process
选择性加氢
selective hydrogenation
catalyst contamination
selective hydrotreating
selectivity hydrogenation
selective hydrogenization
Active site
hydrogenation
etherification
选择性加氢催化剂
selective hydrogenation catalyst
Selective hydrogenation catalysts
选择性加氢脱硫
selective hydrodesulfurization
full FCC
selective hydrogenation desulfurization
SHDS
选择性加氢脱硫催化剂
selective hydrodesulfurization catalyst
液相选择性加氢
liquid-phase selective hydrogenation
一段选择性加氢
first-stage selective hydrogenation
选择性乙酰化
highly selective acylation
乙腈加氢
Hydrogenation of Acetonitrile
乙炔选择加氢
Acetylene selective hydrogenation
selective hydrogenation
GIS服务动态选择选择机制
dynamic GIS service finding mechanism