Participates in the design and development of new polymer product, manufacturing methods, constructions, and materials for lift roller or other products.
参与电梯滚轮或其它塑胶新产品的相关制造方法、产品构造和材料的设计与开发。
2
And all kinds of development, with flower-like roll of steel on steel roller.
及各种开发、跟样的花辊、钢对钢对辊。
3
The detailed work is as following: At first, it is studied that a lot of design knowledge and experience of roller hearth kiln and apply it to systematic development.