alloy steel pipeline是什么意思 alloy steel pipeline怎么读
alloy steel pipeline的相关资料
alloy steel pipeline的用法和样例
- Toughness is one of important properties for pipeline steel.
韧性是管线钢最重要的性能之一。 - The deformability and relevant property indexes of pipeline steel and delivery pipe have been summarized in this paper.
综述了管线钢及输送管的变形能力及相关指标。
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