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elementary arithmetic
基本算术
elementary arithmetic
elementary ash
elementary ash curve
elementary attenuatio...
elementary beam
elementary bodies
elementary body
elementary Boolean ma...
elementary calculation
elementary carburetor
elementary catastrophe
elementary cell
elementary cells
elementary chain
elementary charge
elementary closure pr...
elementary complex
elementary component
elementary component ...
elementary composition
elementary cone
elementary contour
elementary contraction
elementary cooperation
elementary cooperative
elementary corpuscle
elementary cost accou...
elementary course
elementary current
elementary cycle
elementary data item
elementary data type
elementary diagram
elementary diffusion ...
elementary digital ci...
elementary dipole
elementary direction ...
elementary divisor
elementary divisor ideal
elementary econometrics
elementary economic k...
elementary education
elementary electric c...
elementary entity
elementary error
elementary errors
elementary event
elementary excitation
elementary fabric
elementary factor
elementary family of ...
elementary fibril
elementary flow
elementary force
elementary form
elementary form of value
elementary formula
elementary function
elementary gas
elementary generator
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