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关于交联聚乙烯绝缘电缆的绝缘回缩问题及解决方法，正确的说法是（）。
A.
交联聚乙烯材料在生产时内部存留应力，当电缆切断时，应力会逐渐释放，因此交联聚乙烯绝缘电缆的回缩问题，是电缆附件安装中比较严重的问题。
B.
解决绝缘回缩问题最好的方法是利用时间，让其自然回缩，消除应力后再安装附件。
C.
对于35kV及以下交联聚乙烯绝缘电缆的附件安装，绝缘的回缩也不能忽视。
D.
对于110kV及以上交联聚乙烯绝缘电缆的附件安装，必须认真考虑绝缘回缩问题，一般在加热校直的同时消除绝缘内部应力。
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