1)body of the acupuncture needle,针体2)ferrule,插针体3)shank,（唱针）体4)Decomposable biopsy needle,可分解针体5)endface of ferrule,插针体端面
用法和例句
This paper reports the detailed investigations on the composition, shaping process and material sintering of zirconia ceramic ferrule for PC type of fiber optic connectors.