The improved insulating bar was inspected by the State Quality Control and Inspecting Centre of Insulators and Lightning Arresters and met the operation requirements.

改进后的绝缘棒经国家绝缘子避雷器质量监督检验测试中心实测，满足了使用要求。

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One superconducting device current lead of the invention is made of copper bar material with insulating layer covered on its surface, and the copper bar material is formed solenoid.

本发明的一种超导装置电流引线，由表面覆盖绝缘层的铜棒材组成，所述铜棒材构成螺线管。

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