山西省近日下发《关于明确山西省景区玻璃栈道和游乐场所设施安全监管职责的通知》，明确全省景区玻璃栈道等高风险旅游项目和游乐场所设施安全监管职责，以加强山西旅游景区玻璃栈道、玻璃吊桥、玻璃滑道、玻璃观景平

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在化学分析领域，随着技术的不断进步和应用需求的日益多样化，对标准物质的要求也越来越高。特别是在氯乙酸甲酯的分析过程中，拥有一款精准可靠的标准物质，对于确保分析结果的准确性和可重复性至关重要。一、氯乙酸

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