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Which is more expensive, graded crushed stone or crushed stone?
Graded macadam is expensive.

1, material. Macadam refers to ordinary macadam, while graded macadam refers to a mixture of aggregates with different sizes and gradations. In contrast, graded macadam is more expensive.

2. Technical aspects. Gravel is the stone obtained by manual knocking, while graded gravel is the stone obtained by repeated machine processing, and the process is more complicated, resulting in more expensive graded gravel.