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Concrete sleepers are railway sleepers made of cement, sandstone, and high-strength threaded steel through steam demoulding process. They are also called concrete sleepers or concrete sleepers. They are corrosion-resistant, anti-aging, good insulators, and highly stable. They have low maintenance costs and long service life. They are mainly برای رفع سنجهای آهنگ و انتقال بارهای به بستر جاده. استفاده می شود