Incisions are made in the ear canal and the remnant of the eardrum is lifted up. The ear canal may be widened. A tissue graft from the ear muscle (fascia) or cartilage is obtained and is slid under the eardrum. Packing is placed in the middle ear and ear canal to hold the graft and drum against each other to heal.
ECC stands for Enterprise Central Component. The purpose of positioning it as ECC is to enable SAP to build and develop an environment of other products that can function upon the foundation of the central component. R/3 Enterprise was replaced with the introduction of ERP Central Component.
What is OPC? OPC is the interoperability standard for the secure and reliable exchange of data in the industrial automation space and in other industries. It is platform independent and ensures the seamless flow of information among devices from multiple vendors. The OPC Foundation is responsible for the development and maintenance of this standard. The OPC standard is a series of specifications developed by industry vendors, end-users and software developers.