... retrocession welding method 后退焊接法 retrofit testing 更新试验 retrofit 更新 ...
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testing retrofit 随机存取记忆测试
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On the basis of testing data, effects and some remaining problems after boiler retrofit are briefly explained as well.
以考核试验数据为基础，对改造后的实际运行效果和遗留问题做简要介绍。
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