Eratosthenes sieve method is a method to search for all prime numbers less than natural number N ( N> 1).

The Explicit Expression involving Bernoulli Numbers for the Power Sum of Natural Numbers

自然数方幂和的包含Bernoulli数的精确表示式

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Natural Number K Power Sum Once

关于自然数K次幂和的讨论

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He tried to cram as many things as possible into his traveling bag.

他尽量把东西都塞进旅行包.

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Here it is, the red traveling bag, but I can't find the other one.

在这里, 红的旅行包, 但是我找不到另一件行李.

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A canvas or leather traveling bag designed to be carried while strapped to the shoulders.

带有衣物的可移动的矩形的旅行包.

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Go and pack your traveling bag at once.

去把旅行包收拾好吧.

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B : Yes, this is all mine, two suitcases and a traveling bag.

B: 是的, 这全是我的.两个箱子和一只旅行包.

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His traveling bag is crammed full of old clothes.

他的马桶包被塞得满满的,都是一些旧衣服.

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Produce and sell pramoxine hydrochloride rubber promoting agent TMTD, TMTM , rubber sulphuretted agent DTDM, etc.

生产销售盐酸丙吗卡因 、 橡胶促进剂TMTD、 橡胶促进剂TMTM 、 橡胶硫化剂DTDM等.

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I choose to be in a mood.

翻译公司我选择心情愉快.

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Derives the formula for calculating the formation stress and rupture parameters with the solution of equation.

利用方程的解推出地层应力及破裂参数的计算公式.

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S: The process to get the solution of equation.

生: 求方程的解的过程叫做解方程.

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The process to get the solution of equation.

求方程的解的过程叫做解方程.

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This paper states the expressions of solution of some differential equations with delay.

给出了一类具有滞量的微分方程解的部分表达式.

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Solutions to a class of wave equations are studied according to velocity diagram.

在速度图平面上,对一类波动方程解加以研究.

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For the last two ways, we use equations to solve the word problem.

后两种方法实际就是列方程解应用题.

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This paper studies dead core problem for a class of semi linear parabolic equations.

研究了一类半线性抛物方程解的死核问题.

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The variable coefficients , the solution itself and its normal flux may be discontinuous across the interface.

所谓有介面椭圆方程是指其扩散系数 、 方程解本身或其流量有不连续面.

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Aim the oscillation the bounded solutions of impulsive differential difference equations of second order.

目的讨论一类二阶非线性微分差分方程解的振动.

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In this thesis, we investigate the regularity of solutions of linear differential equations in complex field.

本文研究了复域上的线性微分方程解的正规性问题.

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