迅速冷却提高了生产效率，而均匀冷却改善了塑件质量。
The rapid cooling increases the productivity, while the uniform cooling improves plastic product quality.
这样减少了刀盘负荷，提高磨粉效率，又能使粉料得到均匀冷却。
This reduces the knife dish load, and improve efficiency, and grinding can make powder get uniform cooling.
焊接过程对被焊工件来说，是局部的不均匀加热过程和不均匀冷却过程。
The welding process of the welding workpieces, uneven heating process is partial and uneven cooling process.
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