词汇	Tricuspid valve ostium
释义	Tricuspid valve ostium 三尖瓣口
随便看	mainshaft bearing cap gasket main shaft bearing cover main shaft bearing of wind rotor mainshaft bearing oil seal mainshaft bearing oil slinger mainshaft bearing retainer mainshaft bearing roller Main shaft bearings main shaft bending main shaft bush mainshaft bushing main shaft bushing main shaft cable mainshaft cap main shaft cap main shaft change speed main shaft coal bunker mainshaft cutting running rate main shaft device mainshaft differential gear mainshaft differential spider mainshaft differential spider pinion main shaft distance bushing main shaft driven feed pump mainshaft driven gear