为此，定量研究孔型和工艺参数对翼板钢宽展的影响十分重要。

So it is very important to study the parameters of the pass and techniques for the spread of the wing plate steel.

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对EH40船板钢埋弧焊焊接接头的组织性能进行了试验分析。

The microstructure and properties of welded joint of EH40 grade ship steel plate by submerged-arc welding process were analyzed.

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优化破碎腔的颚式破碎机可提高破碎机的产量、破碎比且可降低颚板钢耗。

Jaw crusher wit optimized crushing chamber has high output, high crushing ratio and low steel consumption for jaw plate.

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