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关注:1
2013-05-23 12:21
求翻译:The spacers 29 and 31 are in the form of blocks of an insulating material with flat parallel, vertically disposed walls 33.是什么意思?![]() ![]() The spacers 29 and 31 are in the form of blocks of an insulating material with flat parallel, vertically disposed walls 33.
问题补充: |
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