A simplified cracking strength formula for steel fiber reinforced concrete joint has been presented, and the calculation results are in good agreement with the test results.

本文还给出了钢纤维混凝土节点开裂强度的简化计算公式，计算结果与试验结果吻合良好。

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This formula is applicable for the calculation of penetration depth in the steel fiber concrete and provides an important reference for the relevant projects and scientific researches.

该公式适用于弹体侵彻钢纤维混凝土深度的计算，并且保持了原公式的简单实用的特点，对于相关工程实践与科研有一定的参考作用。

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Based on this, a unified formula for the loads subentry considering concrete and steel fiber is given.

进而本文在此基础上提出关于混凝土和钢纤维分项的统一计算表达式。

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