这两种钢在动载特性方面的差异与斗杆在矿山实际使用寿命的差异情况相吻合。
This difference of sensitivity of dynamic loading rate between the 15MnV steel and the HQ80 steel is consistent with their service life at the mine.
预测结果与实际使用寿命取得一致，为动臂疲劳强度评估及结构改进提供了依据。
The result is identical with practical life, which can be used for the working arm fatigue strength assessment and the improvement of structure.
高压钠灯配接传统电感镇流器启动时灯电流对阴极冲击过大，缩短了高压钠灯的实际使用寿命。
High pressure sodium (HPS) lamps driven by traditional electromagnetic ballast usually suffer from high current stress on lamp's electrodes during start up stage.
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