The plaintiff is aged 30 and has a normal expectation of life.

原告30岁,预期有正常的寿命.

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Expectation of life is a slippery figure.

估计寿命是个易变的数字.

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Expectation of life of determined by various factors.

人们寿命的长短取决于种种因素.

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Therefore, it is necessary to offer the formula for the calculation of expectation - of - life.

所以给出平均余寿的计算式非常必要.

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Expectation - of - life plays an important part in the theories of life insurance and its relative practical applications.

对于寿险理论及其实际应用而言,平均余寿都占有很重要的地位.

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And the of actuarial mathematic formula for calculating expectation - of - life under linear assumption of great significance.

在线性假设条件下,给出了平均余寿的精算公式.

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An insurance company can tell you the expectation of life of a man forty of age.

保险公司能够告诉你,四十岁人的寿命期望值.

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