Concentration stress leads to calcifying the valve leaflet near the point of calcification further seriously.

当瓣叶出现钙化时，钙化点及其周围产生应力集中，促进钙化的进一步加剧。

youdao

Concentration stress leads to calcifying the valve leaflet near the point of calcification further seriously.

当瓣叶出现钙化时，钙化点及其周围产生应力集中，促进钙化的进一步加剧。

youdao