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关注：1
2013-05-23 12:21
求翻译：Channels and bonnets of heat exchangers with two and more tubepasses and floating head covers shall be post weld heat treated (PWHT)是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
Channels and bonnets of heat exchangers with two and more tubepasses and floating head covers shall be post weld heat treated (PWHT)
问题补充： |
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2013-05-23 12:21:38
渠道和换热器的帽子有两个多tubepasses和浮头盖应被视为焊后热处理（ PWHT ）
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2013-05-23 12:23:18
渠道和热转换器帽子与两和更多tubepasses的和浮动顶头盖子将是热处理岗位的焊接(PWHT)
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2013-05-23 12:24:58
Channels and bonnets of heat exchangers with two and more tubepasses and floating head covers shall be post weld heat treated (PWHT)
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2013-05-23 12:26:38
电视频道的阀体和换热器两个 tubepasses 和浮头盖须后焊热处理 （热处理）
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2013-05-23 12:28:18
渠道和具二的热交换器的无边女帽和更多 tubepasses 和使头的盖子漂浮将是邮政焊接被对待的热度 (PWHT)
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