随着数学教学改革的不断深入，数学实验正在成为数学教学的一个新亮点。

With the unceasingly thorough of mathematics educational reform, mathematical experiment is becoming a new luminescent spot in mathematical teaching.

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随着数学的应用领域不断扩大，数学应用能力的培养在数学教学中的紧迫性就愈加突显出来。

Along with the enlargement of mathematical application domain, the training of mathematical application ability in teaching is very urgent.

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The mathematical theory of probability was unknown until that time and you can see that insurance suddenly made an appearance at that time.

在那之前,概率的数学理论,是不存在的,而随着概率论的出现,保险业也突然出现了

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