For example, the phrase spondylosis of the lumbar spine means degenerative changes such as osteoarthritis of the vertebral joints and degenerating intervertebral discs (degenerative disc disease) in the low back.
Special offers. MCB Selection. MCBs or Miniature Circuit Breakers are intended to give protection against overloads and short circuits, which can cause damage to cables and equipment. MCBs have current ratings (6A, 10A etc.) above which they will start to open or trip and give protection to the equipment.
BBB rating A bond rating assigned to an investment grade debt instrument. A BBB rating reflects an opinion that the issuer has the current capacity to meet its debt obligations but faces more solvency risk than an A-rated issue and less than a BB-rated issue if business, financial, or economic conditions change measurably.