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archaeozoic era
释义
archaeozoic era
美
英
un.
太古代
英汉
网络释义
un.
1.
太古代
1.
太古代
太古代
(
ArchaeozoicEra
)是最古老的一个地质年代,开始于地球形成以后,结束于大约24亿年以前。虽然晚期有细菌,蓝藻等原 …
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butt welded
butt-weld
butt welded
butt welded body seam
butt-welded casing
butt-welded drill
butt welded drill
butt welded joint
butt-welded joint
butt-welded pipe
butt welded pipe
butt welded rail ends
butt-welded rail ends
butt welded seam
butt-welded side seam
butt-welded tube
butt welded tube
butt welded with chamfered ends
butt-welded with square ends
butt weld end
butt weld ends
butt welder
butt welder
butt welder
butt welding
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更新时间:2026/7/28 6:27:29