用convex angle造句子,“convex angle”造句
來源:國語幫 3.01W
The posterior convex angle of thoracic vertebrae was incresing with the age and physiological change.
Optimization design of axial symmetric concave-convex angle segment structure in the nook ring supported bulkhead
Optimization design of axial symmetry concave-convex angle segment structure in the salient ring supported bulkhead