The development of controllable certain torque pre-loading machine effectively solves the domestical problem of oil filter semi-automated assembly.
可控定扭矩旋紧机的研制有效解决了滤清器半自动化装配的国产化问题。
2
First international and domestical present situation and developing trend of aluminium industry were reviewed, and domestical current situation of aluminium industry were analysed and forecasted.