The expressions of lever coefficients are obtained according to four factors of the sales volume, unit gross profit, period fixed cost, interest in the different conditions.
根据销售量、单位毛利、期间固定成本、债务利息四个因素的不同状态，得到了相应的杠杆系数表达式。
The expressions of lever coefficients are obtained according to four factors of the sales volume, unit gross profit, period fixed cost, interest in the different conditions.
根据销售量、单位毛利、期间固定成本、债务利息四个因素的不同状态，得到了相应的杠杆系数表达式。
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