It indicates that the structure of alloy is obviously improved with an amount of ce and trace boron, and the ductility and corrosion resistance also increase.
研究表明，添加适量的稀土铈和微量的硼明显改善了合金的组织，提高了材料的延伸性和耐蚀性。
Result show that the trace boron additive causes the changes in the mode of fatigue crack propagation and its route, so that crack growth rate of 40MnB is lowered.
结果表明，微量合金元素硼改变了裂纹扩展途径和扩展方式，从而降低了疲劳裂纹扩展速率。
Determining the trace Boron in steel with Optical Emission Spectrometry is a method which is rapid, convenient and practical. It has been used for quality control during production.
用光电直读光谱法测量钢中的硼元素，此方法具有操作便利、快速和实用的特点，为炼钢生产过程质量控制提供手段。
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