使用天然工质制冷剂产品的标准及法规研究项目寻求一家符合资质的单位或组织提供相关的咨询服务。
The introduction of appropriate standards and regulations project for use of natural refrigerants seeks a highly qualified organization that will provide its professional services.
使用天然工质制冷剂产品的标准及法规研究项目寻求一家符合资质的单位或组织提供相关的咨询服务。
The introduction of appropriate standards and regulations project for use of natural refrigerants seeks a highly qualified organization that will provide its professional services.
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