Note that the ripple on the outer edge of the disc is from the taped edges around the tire.
请注意，纹波对边外缘的光碟是从录音的优势，围绕轮胎。
2
The research of the molding system for the castable polyurethane tire is introduced, mainly including the design and development of the core mold, outer mold and rotatable frame.
介绍聚氨酯浇注轮胎成型系统的研究，主要包括芯模、外模及翻转架的设计和研制。
3
A pneumatic tire where at least an outer peripheral portion of the tread (3) is constructed from an electrically nonconductive rubber layer (12).