insulations隔热材料insulationn.【物】绝缘（体）；隔离；孤立insulation measurement绝缘电阻测量insulation conductance绝缘电导insulation oxide layer绝缘氧化物层insulation detector set绝缘检测装置insulation test voltage绝缘试验电压insulation medium board绝缘介质板insulation construction保温结构insulation eccentricity绝缘偏心insulation and painting保温油漆insulation displacement绝缘层剥离