The scope of this guide covers mineral insulating oil commonly defined as transformer oil; definition and description of reclaiming procedures; the test methods used to evaluate the progress and end point of the reclamation process, and what criteria recommended for the use of reclaimed mineral oils are considered suitable. This guide does not cover the use of mineral oil in new apparatus under warranty.

定价： 65元 / 折扣价： 56 元

This standard specifies the application service layer and profile for Payment and Identity authentication, and Payment Data transfer for Dedicated Short Range Communication (DSRC) based applications using IEEE Std 802.11(TM) and IEEE 1609 protocols in Wireless Access in Vehicular Environments. This standard defines a basic level of technical interoperability for electronic payment equipment, i.e., onboard unit (OBU) and roadside unit (RSU). It does not provide a full solution for interoperability, and it does not define other parts of the electronic payment-system, other services, other technologies, and non-technical elements of interoperability. This standard is not intended to define technology and processes to activate and store data into the OBU (personalization).

定价： 109元 / 折扣价： 93 元