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2017-11-11 ? Safe use of roll board machine process 1. Preparation before starting 1. Check whether the parts are abnormal, and the fastening screws (cap) should not be loose. The brake should be normal and reliable. 2. Adjust the.....

2017-11-11 ? Parallel machine tool analysis Parallel machine tool is developed on the basis of the principle of spatial parallel mechanism Stewart platform, is appearing in recent years, a new concept of machine tool, it is .....

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