... track inductor 轨道[线路]感应器 track insulation 轨道绝缘, 钢轨绝缘 track interrogator 轨道情况询问器 ...
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It is a special power supply equipment designed recently for ut track circuit without insulation.
该电源屏是我厂最新研制的为ut无绝缘轨道电路提供电源的专用区间供电设备。
It solved the difficult problems of thermal insulation or separate steam injection in general steam injection well, separate steam injection well, and side track well.
它解决了普通注汽井、分层注汽井和侧钻井的隔热或分层注汽的难题。
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