软岩巷道支护
soft rock roadway support
巷道支护设计
supporting design of mine roadways
巷道支护效果
Supporting Effect of Roadway
胆道支架
Biliary stenting
biliary stents
Biliary tract stand
biliary stent
Endobiliary stent
Metallic stent
self-release endobiliary stent
malignant biliary obstruction
独立式管道支架
free standing pipe support
独立式架空管道支架
free-standing overhead-pipe support
经内镜逆行胆道支架置入术
endoscopic retrograde biliary stenting
经皮经肝穿刺胆道支架置入术
percutaneous transhepatic biliary stenting
可膨式金属胆道支架
expandable metal biliary stent