Plaque is always forming on the teeth, especially at the gum line.
牙菌斑往往长在牙齿上，特别是在牙龈线上。
Requirements for industrial production of social cooperation, forming a rich product line.
工业生产所需的社会合作，形成了丰富的产品线。
A line segment forming part of the perimeter of a plane figure.
形成一个平面图形的边界的线段。
The forming technology is line cutting.
制造工艺采用线成形 ，工艺简单。
The forming technology is line cutting.
制造工艺采用线成形 ，工艺简单。
应用推荐