insulation moisture content of a transformer

例句：

1. 1. The insulation moisture content of the transformer is critical for its performance.
   变压器的绝缘材料中的水分含量对其性能至关重要。
2. 2. The moisture content of the insulation material needs to be monitored regularly to prevent any issues.
   需要定期监测绝缘材料的水分含量，以防止任何问题。
3. 3. The moisture content of the insulation material can affect the efficiency of the transformer.
   绝缘材料的水分含量会影响变压器的效率。