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占地400亩，东西长863米，南北宽441米，总投资23亿元的西部长青“小三亚”森林康养城项目拥有世界上最大的玻璃采光顶，从空中俯瞰，离地 60 米的 “巨型脚印”在空中勾勒出城市的生态美学。▲西部长
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在化学分析与检测领域，标准物质的准确性和一致性是确保实验结果可靠性的基石。特别是在处理如二硫化碳中乙苯溶液这类复杂体系时，标准物质的选择、制备以及分析过程中的每一个细节都至关重要。一、标准物质的选择与
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墨西哥玻璃制造商 Vitro 已在其托卢卡Toluca）工厂启用了 4 号熔炉。这座熔炉的日产能为 230 吨，投资额达 7000 万美元。此项投资将提升 Vitro 为本地及国际市场上的烈酒和化
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