Mould makers in this unit group who construct and repair wooden forms may require some carpentry or woodworking experience.
本单元组的建造和修理的木质形体的模具制造商可能需要某些木匠或木工经验。
2
How to build up a good injecting mould maintenance system to maintain and repair the mould and prolong the mould life, also maximize the mould capacity.