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- crystallography (2)
- physics (2)
- 物理学 (2)
- chemical elements (1)
- chemistry (1)
- continuum mechanics (1)
- crystallization (1)
- curves, algebraic (1)
- geometry (1)
- geometry, projective (1)
- history (1)
- materials science (1)
- mathematical models (1)
- mathematics (1)
- mendeleyev, dmitry ivanovich, (1)
- nonlinear theories (1)
- periodic table of the elements (1)
- projective spaces (1)
- stochastic analysis (1)
- 中小学 (1)
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