1骨盆最寬平面前后徑occipitofrontaldiameterofthemostbroadlevelofpelvis2骨盆最窄平面前后徑occipitofrontaldiameterofthemostcontractionlevelofpelvis3骨盆出口平面前后徑occipitofrontaldiameterofpelvicoutletlevel4骶岬promontory5真直徑realdiameter6產(chǎn)科直徑obstetricdiameter (共 513 字) [閱讀本文] >>