Improvement of core-making technology was conducted by adopting basic phenolic resin sand for aluminum alloy air guide ring in the turbogenerator produced by Harbin Rlectric Machine Co.
介绍了我公司在应用碱性酚醛树脂砂工艺生产汽轮发电机铝合金铸件导风环的过程中，对制芯工艺进行的改进。
The servo AC motor control system is the core of the bottle-making machine.
永磁交流同步电机控制系统是制瓶机系统的核心部分。
The light receptor possesses excellent combined properties of light conduction and stability. The material is applicable for making core parts of laser printer and electrostatic copying machine.
该光受体具有优良的光导电综合性能和优异的稳定性，可应用于制作激光打印机，静电复印机的核心部件。
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