新型稀土低合金空淬耐磨铸钢腭板，具有生产工艺简单、成本低、性能优良等特点。
The jaw made of the Re low-alloy air-quenched wear-resistant cast steel was developed with the characteristics of simple process, lower cost and good mechanical properties.
新型稀土低合金空淬耐磨铸钢腭板，具有生产工艺简单、成本低、性能优良等特点。
The jaw made of the Re low-alloy air-quenched wear-resistant cast steel was developed with the characteristics of simple process, lower cost and good mechanical properties.
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