查询词典 three-body problem

Based on the condition of the road-region ecosystem and the problem of ecological afforest in China in terms of the balance of ecosystem and the environment protection, three basic principles were put forward for the construction of the mad-area ecosystem, i.e.

针对我国高速公路路域生态系统环境状况、生态绿化存在的问题，从生态系统平衡和生态环境保护的角度，提出了路域生态系统建设的三大基本原则，即整体性、最优化和可持续发展原则。

Air vehicle route planning is a three-dimensional planning problem with multiple objects and constraints.

飞行器航迹规划是一个多目标多约束的三维规划问题。

In "three first" hospitals, the quantity of the outpatients is very large; the time of blood drawing is some how centralized; the items of the laboratory sheets are complex and the time of results turning out is different. there for, how to drawing blood accurately and manage the laboratory sheets scientifically is a very important problem needed to bi resolved for the ambulant clinics and blood drawing centers in the hospitals. and how to built a suit of scientifically management method system is an important task for every hospital.

对于"三甲"级医院由于门诊病人流动量大，采血时间集中，化验单项目多而复杂、且出结果的时间长短不一的特点，因此，对于血液标本的正确采集及化验单的科学合理等问题已成为各医院门诊护理工作及中心采血室急待解决的一项重要的工作，如何建立一套科学的管理方法与制度是各医院必须要解决和研究的重要课题之一。

A three-mask chip process was first attempted in this work, where the 3rd mask was designed to evaporate the identical metal films for p- and n-pads. However, it was found that the Cr film showed inferior adhesion property on the ITO current spreading layer after the peeling test. In order to overcome this problem, a contact aperture was opened in the mask of ITO layer.

改为三道光罩后，P、N电极使用同一道光罩，并蒸镀相同的金属，但实验后发现，铬和氧铟锡的附著性并不好，经黏贴测试后，发现有电极剥落的情形，所以我们在透明导电层的光罩上，做了个圆孔的设计，这个圆孔的设计可以得到二个优点。

Complexity , severity and arduousness dissolved of the problem that " three is agricultural " of China, can be rated as the first in the world.

中国"三农"问题的复杂性、严重性和化解的艰巨性，堪称世界之最。

This text can is divided into four parts on the structure: The first part, carry on a synopsis to all say to Chinese's folk song; The second part, reorganize to Chinese's folk song of creation and development of piano music work carry on a review; The third part, the represent sex work to is 2《arethusa flower》,《flowing water》carry on detailed analysis in give musical performance; Last one part of head three parts of the foundations up, put forward textual center talk point, is Chinese the confidence problem of the style of piano music work of the folk song change..

本文在结构上可分为四个部分：第一部分，对汉族民歌进行简要概述；第二部分，对汉族民歌改编的钢琴音乐作品的产生与发展进行回顾；第三部分，对两首代表性作品《兰花花》、《流水》在演奏上进行详细分析；最后一部分则在前三部分的基础上，提出本文的中心论点，即为汉族民歌改变钢琴音乐作品的风格把握问题。。

There is extensive application, especially two-dimensional、three-dimensional vector quantity in a lot of fields of modern mathematics in the vector quantity, they have a form of expression of the array, there are ocular geometry meanings, so can become the effective tool which study the geometry problem of middle school.

向量在近代数学的很多领域中都有广泛的应用，特别是二维、三维的向量，它们既有数组的表现形式，又有直观的几何意义，因此能成为研究中学几何问题的有效工具。

When I came to Craig three months ago with this, he told me, and quite astutely, it's only a problem if you have a solution.

当我3个月前找到克雷格说这一点时，他告诉我，如果你有解决办法，才算是一个问题。

In this paper, the asymptotic estimations of initial value solution are obtained for an eigenvalue problem with three-point boundary conditions by use of the iterate method.

本文运用叠代法，先得到一个带三点边条件特征值问题初值解，并构造了一个整函数ω，其零点集合与带三点边条件特征值问题的特征值集合重合。

But we found three years to continue to provide the authorization code is not DRM solution to the problem.

但是我们发现继续提供3年的DRM授权码并不是解决问题的办法。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。