Double-tapered rectangular steel tubes are composed of two tapered ends and a prismatic intermediatepart.
双锥型变截面矩形钢管是指两端为锥型变截面、中间为等截面的组合矩形钢管构件。
2
A conduit (18) for an air duster is branched from an intermediatepart of an air conduit (17) interconnecting an air supply source (16), which supplies compressed air, and an air tool.
According to the position: proximal end 5, intermediatepart 45, distal end 4. We divided the fracture into two types: simple scaphoid bone fracture and fracture with rotate dislocation.