Sem.

• abbr.
  • Seminary
  • Semitic

Sem.,sem.

• abbr.
  • semen
  • semester
  • semicolon
  • seminar
  • seminary

SEM

• abbr.
  • Scanning Electron Microscope 扫描电子显微镜
  • = s.e.m.

s.e.m.

• abbr.standard error of the mean 【统计学】平均数标准误差