nasion positioner鼻根: nasion; radix nasi; root of ...定位器: locator; retainer; detent me ...定位器: [工業(yè)] locator; retainer; detent mechanism; hold-off arm; localizer; steady arm; positioner靶標(biāo)定位器: boresight target locator薄片定位器: wafer positioner下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯