Discussion created on February 5, 2009
The word did not braces to hear, but it is in our life is closely related to the braces, it is divided into two categories have ceramic braces and metal braces.
Today I introduce is ceramic braces
Ceramic braces has two kinds, one kind is bottom, the sheet braces Trough idler it is flat bottom, surface coating of silane. Still exist in the small concave increase mechanical tributaries. Thi ...
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August 20, 2010