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求助:兩節(jié)不銹鋼管激光焊接問題 |
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點評
0.02,你能焊出來我剁jj,性能差的車床都難達到
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點評
核電也燒不出這精度了?不可能啊,以前我隨便都燒出這精度啊。是不是現(xiàn)在的核電,勾兌了風電?聽說風電是垃圾點,電壓不穩(wěn)。南方電網(wǎng)偷工減料呀
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