Ang kahon ng refrigerated truck ay gumagamit ng "panel+continuous integrated foam core material+panel"; Layered composite, later spliced carriage, seamless composite, integral molding, core material density mas pare-pareho, lower thermal conductivity, overall seamless structure, maaaring i-embed sa reinforcement ribs, malakas na impact resistance at deformation resistance, magandang insulation, mababang fuel consumption, mababang failure rate, na angkop para sa malayuang mabigat na karga.
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