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high-phosphorus coal
释义
high-phosphorus coal
高磷煤
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weld junction
weld layer
weld length
weldless
weldless connection
weldless fitting
weldless pipe
weldless (seamless) steel pipe (tube)
weld line
weld machined flush
weld mark
weldment
weld mesh crate
weld metal
weld metal buildup surface
weld metal composition
weld metal cracking
weld metal zone
weld nugget
weld on bottom
weld overlap
weld pass
weld penetration
weld period
weld pitch
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更新时间:2024/12/26 3:42:05