optional sigma-field【数】
农田防护林
field safeguarding foresting
暂无补充释义。
相关词条
toroidal magnetic field【电磁】
dark field microscopy
field block
crystal field splitting
field flow fractionation
field ionization
electromagnetic field tensor
field safeguarding foresting
暂无补充释义。
optional sigma-field【数】
toroidal magnetic field【电磁】
dark field microscopy
field block
crystal field splitting
field flow fractionation
field ionization
electromagnetic field tensor