The principle of photoswitch: the projector will ju dge and react on the basis of light beam from the projector which is ...
摘要: 光电开工理 光电开理是根投光器发出光束,被 体阻断或部分反射,受光器最终出判 断反应.
The principle of photoswitch: the projector will ju dge and react on the basis of light beam from the projector which is ...
摘要: 光电开工理 光电开理是根投光器发出光束,被 体阻断或部分反射,受光器最终出判 断反应.
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