N 開(kāi)頭單詞
needle test point 針狀測(cè)試點(diǎn)
needle sharpener [毉葯科學(xué)]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(dòng)軸承
needle roller 滾針；卷葉蟲(chóng)
needle puncture biopsy [毉葯科學(xué)]針刺活檢
needle point 針尖
needle plate 針板；導(dǎo)針板
needle pitch 針距
needle mushroom 金針菇
needle measuring valve [地球科學(xué)]針形流量測(cè)定牐閥
needle loom 針織機(jī)；針織編帶機(jī)；導(dǎo)針織機(jī)
needle hole 針孔；針洞
needle holding forceps [毉葯科學(xué)]持針鉗
needle holder and forceps [毉葯科學(xué)]持針器和鉗
needle gun 針擊槍（1866～1870年間普魯士軍隊(duì)用的）
needle globe valve [機(jī)械工程]針形截止閥
needle gage 針距