问题是

The satisfiability problem of conjunction normal form is an NP_complete problem.

合取范式可满足性问题是一个NP完全问题。

The problem is NP security issues, so far no effective solution.

这个问题是NP安全问题，到目前为止还没有有效的解法。

In order to be successful, a fifth generation machine needs to prove its ability to solve the NP problem.

需要第五代计算机解决的一个关键问题是NP问题。

Much importance was attached on the disposal of nuclear waste in the world.

高放核废料处置问题是世界各国都十分关注的问题。

The problem of water is one of the nuclear problems of science in 21st century.

中文摘要：水问题是21世纪的核心科学问题之一。

Structure of the nucleon magnetic is as important as, and closely related to, the structure of the nucleon spin.

核子磁矩的问题是十分重要的问题，因为它直接和核子的自旋结构紧密联系在了一起。

At present, many interval and foreign scholars all study interval number linear programming problem .

区间数线性规划问题是目前研究的热点问题之一，但有关证券组合投资的区间数线性规划方法较少。

Perfect number problem is an important problem in number theory.

完全数问题是一个著名的数论问题。

In engineering computation and numerical analysis,it is one of the key problems to obtain the roots of higher degree equation.

1引言一元高次方程的求根问题是工程计算和数值分析经常涉及到的一个重要问题。

It has been developed to be a cross-subject of numerical and applied mathematics and system science.

声波散射反问题是一类典型的数学物理反问题，在无损检测、医学成像、遥感、雷达、声呐、石油、地矿和海洋探测等领域都有着广泛而重要的应用空间，迄今已发展成为融合计算数学、应用数学和系统科学的具有交叉性的热门学科方向，对其计算方法的研究正吸引着国内外众多学者的浓厚兴趣。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。