您要查找的是不是：
- 準直X線(xiàn)源collimated x-ray source
- 頦下垂直X線(xiàn)片submental vertical roentgenogram
- 頦下垂直X線(xiàn)照片submental vertical roentgenogram
- 頦下垂直X線(xiàn)[照]片submental vertical roentgenogram
- 在線(xiàn)in-line
- 準standard
- 準直collimation
- X線(xiàn)準直器X-ray beam collimator
- 準直器collimator
- 阿貝自準直量度法Abbe autocollimation measuring
- CT與X線(xiàn)對早期強直性脊柱炎的診斷Diagnoses of CT scan and X-ray film with the early ankylosing spondylitis
- 準直狹縫collimating slit
- 波帶板激光準直laser alignment with zone plate
- CT與X線(xiàn)平片對強直性脊柱炎的診斷價(jià)值Evaluation of CT and X-ray Plain Film for Diagnosis of Ankylosing Spondylitis
- 準直差collimation error
- 準直帶collimation band
- 準直燈collimated lamp
- 準直點(diǎn)collimating point
- 準直縫collimating slit
- 準直管collimator tube
