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恆齒
释义
恆齒
héng chǐ
哺乳动物的第二套牙齿,在乳牙之后出现,典型的恒齿一直存留到老年。人类的恒齿共32颗,上下颌各有4颗切齿、2颗犬齿、10颗前臼齿和臼齿permanent tooth
恒齿
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back-scatter electron imaging
back scatter electron technology
backscatterer
back-scatterer
backscatterer thickness
backscatterer thick-ness
backscatter factor
backscattered
back-scattered
back-scattered current
backscattered debris
backscattered Doppler ultrasound
back-scattered dose
back scattered echo
backscattered echoes
backscattered electron
back scattered electron
back-scattered electron
backscatter ga
backscatter gage
backscatter gauge
backscatter ga u ge
back-scatter gauge
backscatter gauging
back-scatter gauging
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更新时间:2025/6/10 16:09:33