Surface modification of calcium phosphate bioceramics by fibronectin does have positive effects on osteoblasts anchorage;

A technique of split-electrode with multi-angle slit respectively is presented on the basis of general split-electrode method, which is adopted to measure the linear current distribution in a moving arc root.

Focuses on discussing the characteristics of the limited sticking jet by analysing theaffected factors on it and then inticates that the limiting degree might be expressed asthe limitation h/H, and the sticking degree as the stickability D/H.