Rcds . residual current - operated protective devices for household and similar use . electromagnetic compatibility 家用和类似用途的残流驱动式装置
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California association of resource conservation districts is a voluntary association whose primary purpose is to provide a unified means for california resource conservation districts ( rcds ) to meet major conservation goals 描述:美国加利福尼亚州自然资源保护局联盟是一个非官方的组织，其主要任务是为其会员提供统一的方法来保护当地的自然资源不被破坏和污染，恢复被污染的资源，提高资源质量。
