Job Searching. LinkedIn is an online directory of professionals and companies. Individuals and companies use LinkedIn for networking, job searching, hiring,company research, and connecting with affiliates,including alumni, industry, and a variety of other business related groups. It's quick and easy to get started using LinkedIn.
How to measure Bolt Circle Diameter (BCD). Bolt Circle Diameter or BCD is the diameter of the circle that goes through the center of all of the bolts on your chainring. On bicycle chainring this dimension is usually measured in millimeters.
 AD stands for ANNO DOMINI which refers to Christ's birth. BC is before Christ. CE stands for 'Common Era' and is a recent term. It is used in place of AD.   BCD stand â¦ s for 'Before Common Day' and is used instead of BC, however it is more commonly represented as BCE, 'Before Common Era'.