Some boundaries and fixture tolerance design process are presented. The connotation and extension of fixture tolerance design is given to improve design quality and speed.

给出了边界的形式和夹具公差设计的一般设计流程，进一步揭示了夹具公差设计的内涵和外延，以提高夹具设计的质量和速度。

youdao

Some concerns had been raised that if another extension was agreed, the wheel could become a permanent fixture.

BBC: Wheel of Plymouth extension approved by planners