本文报道了一种使用直流电磁铁间歇吸合的太阳自动跟踪装置。
In the paper, we report an auto-tracking solar appliance based on the intermittent attraction of a DC electromagnet.
集团核心业务领域覆盖全面，包括“车削”、“铣削”、“超声振动加工”、“激光加工技术”及为机床和太阳跟踪系统而设计的自动化与软件解决方案。
The core business areas of "Turning", "Milling", "Ultrasonic" and "Laser" are complemented by automation and software solutions for machine tools and solar tracking systems.
一块覆盖了“宇宙黑”的黑色方块被安放在全自动的双轴太阳能跟踪器上面。
A piece of the "Cosmo Black" square was placed on top of the automatic dual-axis solar tracker.
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