Analyze the cause and treatment of worn working surface of bearing pads for induced draft fan, after welding repair, the broken babbit alloy bearing pads in actual application has good usage effect.
简单分析了引风机轴瓦工作表面磨损的原因和处理方法，实际应用中损坏的巴氏合金轴瓦经过焊接修复后，使用效果良好。
Introduced structure design of injection mold for a fragrance cap, the molding parts surrounding exterior surface does not allow to have the draft, causing the plastics demoulding difficulties.
介绍了一款香水瓶盖注射模设计。该塑件周边外观面不允许有脱模斜度，从而使塑件脱模困难。
Probably the most common reason not to draft a surface is to make it fit with other parts of a finished product.
大概不需要拔模角度的最经常用到的理由就是我们需要让这个表面和其它产品配合。
With a fresh cup of coffee in hand, I had set my speech notes draft down on a low surface next to my briefcase near my desk.
当时我手里正端着一杯热咖啡，演讲稿就放在写字台旁挨着公文包的一个较低的位置上。
The induced draft fan should be regularly cleaned internally and externally. The dust should be removed from the surface of the fan for clear passage of the air.
引风机应定时清理风机内部及外部，风扇的空气通路，除去表面灰尘。
The induced draft fan should be regularly cleaned internally and externally. The dust should be removed from the surface of the fan for clear passage of the air.
引风机应定时清理风机内部及外部，风扇的空气通路，除去表面灰尘。
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