接线员一定是通过使用绝缘斗卡车或其它方法才与地面绝缘。
The lineman must be isolated from the ground by using an insulated bucket truck or other method.
唯一的取暖设施是烧木头的火炉使用的稻草是绝缘特性的稻草燃料只需要传统的家庭使用的燃料的20%。
The only heating is a wood-burning stove; such are the insulating properties of straw that fuel bills could be 20% of those of conventional homes.
通常高压电缆使用的是特殊的防水高分子聚合材料，具有很高的绝缘强度。
High voltage cables are typically insulated with special water-resistant polymers that have high-dielectric strength.
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