词汇	Hierarchy of scales
释义	Hierarchy of scales 尺度层级
随便看	backward decoding backward deduction system backward dege backward delay backward design backward development Backward development backward diagonal backward dictionary backward difference backward-difference backward difference function backward difference method backward-difference method backward difference operator backward-difference operator backward difference quotient backward different approximation method backward differential equation backward differentiation method backward differentition method backward-differnece formula backward diffractive pattern Backward diffusion backward diode