#echelon
English
Edit on Github- status in a society or organization
- Pos: noun
- a body of troops arranged in a line
- Pos: noun
- a diffraction grating consisting of a pile of plates of equal thickness arranged stepwise with a constant offset
- Pos: noun
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Edit on Github- مرتبه
- درجه
- طبقه سلسله مراتب
- پلکانى
- ستون پله
- بصورت پلکان در اوردن
- پله
- رده