m2m stands for metal to metal, not composite to composite.
18m
Machine-to-Machine
M2M is a Norwegian duo band. They performed pop music. They are currently broken up, but have released a M2M Best Hits album which consists of many of their pop hits.
If C=18m then A = 25.783m2
18m-7+12m
M2M was a duo formed by Norwegians in the late 1990s however the duo split up a few years later and went on to sing solo. M2M's music can be found on Jango and Amazon.
M2M Stands for Machine 2 Machine Communication. M2M (machine-to-machine) is one of the fastest growing industries. Basically, M2M is about connecting machines - cars, factory equipment, HVAC, energy production, pumps, compressors, etc. - to the internet allowing them to communicate and help us and the machines make autonomous decisions. http://m2m.orangeom.com
They spit up
M2M in your boost mobile bill it means the emails received and sent through cellphone.
6m
18m