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- Conditional Problem of Variation of More than One Threefold Integral Constrains 一类带多个重积分约束条件的变分问题
- The Application of Vector Products and Mixed Products to Coordinate Transformation of Double and Threefold Integral 向量积和混合积在重积分的坐标变换中的应用
- Composed of three parts; threefold; triple. 三倍的，三重的，三部分的由三部分组成的，三重的
- The kitchen is an integral part of a house. 厨房是房子不可缺的部分
- Speech is fractional; silence is integral. 讲话是分数; 沉默是整数。
- threefold integral 三重积分
- A threefold cord is not quickly broken. 三股合成的绳子不易断。
- The purpose of this site is threefold. 我架设这个网站的目的有三个，
- "Reform is the meaning of 'threefold'. “改革意义可谓‘一举三得’。”
- The result: wood theft went up threefold. 结果是：树木偷伐量增长了3倍。
- The arms and legs are integral parts of a human body. 臂和腿是人体不可缺少的部分。
- The indefinite integral is an antiderivative. 不定积分是反导数。
- The graphs show a threefold increase in the number of. 该图表表明数目增长了三倍。
- And fivefold, threefold and twofold axes of rotational symmetry. 五重,三重和两重螺旋对称轴。
- We can use the additive property of the integral. 我们可利用积分的可加性。
- In just over a year's time, membership has increased threefold. 在短短一年间，成员人数已增加三倍。
- A new factor appears under the integral sign. 积分号内出现了一个新的因子。
- The managerial usefulness of this model is threefold. 这个模型在对于管理的启示有三个方面。
- All models have an integral CD player. 所有型号都有内置的激光唱片机。
- Practical experience is integral to the course. 这门课程不可缺少实践经验。
