利用此规律可对螺杆泵进行优化设计，提高其工作效率。
The regularity can be applied to optimize the design of screw pumps and improve its working efficiency.
对硬质覆层材料的厚度进行优化设计有助于其抗热震性能的提高。
The optimism design of thickness for this cladding material is helpful to improve the performance of thermal shock resistance.
本机对磨料辊体重新进行优化设计，设备使用终身不需更换磨机辊体。
The machine-to-weight abrasive rollers to optimize the design of new equipment do not need to replace the use of life-long roller mill body.
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