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气体继电器安装方式和全密封变压器注油工艺是主要影响因素。
The way of installing QJ-40 gas-pressure relay and the oil injection craftwork of transformer are key influencing factors.
介绍了全密封变压器油箱设计原理和改进措施，给出了计算实例。
The design principle and the improvement measure of oil tank of fully enclosed transformer are introduced. The calculating example is given.
环氧浇注干式配电变压器高低压线圈都由环氧树脂浇注密封， 所采用的环氧树脂性能好， 抗裂， 耐高温， 机械强度高， 寿命长。
Epoxy cast dry-type distribution transformer high-voltage coil sealed by epoxy resin casting, using epoxy resin performance, cracking, high temperature, high mechanical strength, long life.
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