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METHOD FOR PRODUCING STEEL TUBE PARTIALLY FILLED WITH CONCRETE AND STEEL TUBE PARTIALLY FILLED WITH CONCRETE PRODUCED THEREBY
METHOD FOR PRODUCING STEEL TUBE PARTIALLY FILLED WITH CONCRETE AND STEEL TUBE PARTIALLY FILLED WITH CONCRETE PRODUCED THEREBY
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机译:一种部分填充钢管的生产方法及部分填充钢管的生产方法
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摘要
The present invention relates to a steel pipe partially filled with concrete and a manufacturing method thereof, and more specifically, to a steel pipe partially filled with concrete and a manufacturing method thereof, which divide a cross section in the steel pipe to fill concrete in a portion where introduction of prestress is required.
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