... 检流计式继电器 galvanometer relay 检示电表 electric detecting instrument 简单灭弧室 simple arc chute ...
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The research of virtual instrument detecting system about the electric operator is introduced in this paper.
介绍一种基于虚拟仪器的直升机电动执行机构检测系统。
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The utility model discloses a portable hand-held electric eyesight instrument belonging to vision detecting electric displays.
本实用新型公开了一种便于携带的手持式电动视力仪。
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