International standard power wire, good for electric conductivity, no unusual heating, safe for use.

国家标准电源导线导电性能好，不会异常发热，使用更安全。

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The much-publicized hole in the protective tiles covering the shuttle's underbelly did not impact the vehicle's reentry and no unusual conditions were reported during the period of maximum heating.

之前广泛报道的关于覆盖航天飞机腹部的隔热瓦出现凹槽的问题并没有影响航天飞机返航，同时也没有关于航天飞机在大气层经受炽热过程中出现异常情况的报道。

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