N 开头单词

needle test point 針狀測試點

needle sharpener [毉葯科學]注射針研磨器

needle roller thrust bearing 推力滾針軸承

needle roller bearing 滾針軸承；滾動軸承

needle roller 滾針；卷葉蟲

needle puncture biopsy [毉葯科學]針刺活檢

needle punched 針刺

needle point 針尖

needle plate 針板；導針板

needle pitch 針距

needle mushroom 金針菇

needle measuring valve [地球科學]針形流量測定牐閥

needle loom 針織機；針織編帶機；導針織機

needle like

needle hole 針孔；針洞

needle holding forceps [毉葯科學]持針鉗

needle holder and forceps [毉葯科學]持針器和鉗

needle gun 針擊槍（1866～1870年間普魯士軍隊用的）

needle globe valve [機械工程]針形截止閥

needle gage 針距