When we compile the teaching material of Motor Material and Metal Processing, We have to give heed to the following:1. lay the stress on applicability or practicability;

我们在编写汽车材料与金属加工教材时，注意做到以下几点：一、注重内容的实用性和实践性；

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The motor insulation class determined by the heat-resistant insulating material used in class.

电机的绝缘等级决定于所采用的绝缘材料的耐热等级。

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Selection of reasonable dimensions of silicon sheet can significantly improve the material utilization of motor core.

通过选择合适的板材尺寸，可以明显提高电机铁心用硅钢片的下料利用率。

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It is projected above material goods covered in motor oil.

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These account for 10% of the total, including Faraday's electric motor (1821), waterproof material (1823), Aspdin's cement (1824), George Stephenson's passenger railway (1825) and the lawnmower by Edwin Beard Budding (1827).

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During a visit to the hallowed Crimson halls, the team was kindly enough to show off the material through a series of messy, messy demos, dropping water, motor oil, liquid asphalt and newly-mixed concrete on aluminum and glass.

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