The application of advanced molding technique for water glass sand will effectively improve sand shakeout and cleaning.
采用先进的水玻璃砂造型技术，将有效地改善水玻璃砂铸造落砂性能。
The application of advanced molding technique for water glass sand will effectively improve sand shakeout and cleaning.
采用先进的水玻璃砂造型技术，将有效地改善水玻璃砂铸造落砂性能。
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