Tempering is after quenching parts to AC1 heated to a temperature below, proper insulation, heat treatment process of cooling to room temperature.
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proper insulation
适当的绝缘
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Proper insulation must be taken after welding.
焊后采用适当的保温处理。
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When the phone is charged through a substandard or incompatible charger, the risks become greater, because of the possible lack of proper insulation in the charger.
但若手机通过劣质、不兼容的充电器充电，则很可能加大危险程度，因为充电器里缺少合适的绝缘材料。
He had seen a lot of wine cellars where people didn't spend the money on a proper system or use the right insulation.
WSJ: Storing Wine: Cellar, Wine Refrigerator��or Garage?
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