查询词典 diatomaceous earth

Secondly, the numerical model is used to analyze the influence of thickness of flexible wall on earth pressure distribution, the coefficient of earth pressure and the application point of the resultant force.

其次，对不同刚度的柔性挡墙在典型鼓型变位模式下的墙背土压力分布、土压力系数和合力作用点高度进行了数值研究。

The paper describes the characters of earth-overturning- Weightlessness and the latest evidence- polar axis of rotation migration, and earths state, global state of mechanical mutual influence by earth-overturning movement, and enlighten of mechanisms of hydrocarbon migration and reservation, Fracture Formation and distribution, abnormal Phenomena in sedimentology, Ground Stress drastic change, mechanical properties of joint Transformation and modification of existing reservoir.

文章讲述了地球翻转运动"失重"的特征及其存在的最新证据—极地旋转轴偏移；地球翻转运动对地球状态、全球性力学状态的双向影响及对油气运移成藏的机制、裂缝形成与分布规律、异常沉积学现象和地应力剧变、节理力学性质转换和已成油气藏的改造等方面的启迪。

It mainly contains the seismic velocity structure of the earth's interior, anisotropy of the mantle, mantle discontinuities and the physical properties of mantle. It can be found that new progress in the study on the structure and physical properties of earth's interior has been made in the recent years in China: In some preexistent areas much progress has been made, advanced methods have been adopted, extensive international co-operation has been conducted in many ways, the scope of the co-operation has gradually expanded, and some new fields appear as well.

从地球内部结构的地震波速度成像，地幔介质的各向异性，地幔间断面及地幔介质物性进行了综述，指出在一些原有的研究领域，工作更加深入，方法更加先进，而且进行了广泛的国际合作，合作的范围也逐渐扩大，方式多样，并开拓了一些新的研究方向。

In this article, the author compares and analyzes three kind of main calculation formulas of the square grid quadrilateral prismoid field leveling earth volume , and provides a formula to calculate directly total excavation and filling earth volume according to construction altitudes of angular points of square grids.

对场地平整土方量方格网四方棱柱体法的3类主要计算公式进行了对比分析，提出了根据方格角点施工高度直接计算场地总挖、填土方量的计算公式。

In Ptolemaic cosmology, a small circle, the center of which moves on the circumference of a larger circle at whose center is Earth and the circumference of which describes the orbit of one of the planets around Earth.

本轮在托勒密宇宙论中的一个小的圆周，其中心在以地球为中心的一个更大的圆周上运动，其轨迹为环绕地球运行的行星的轨道

Where every pule and each separate influx is a step upward , a step ascending as upon a Jacob's ladder from earth to mysterious altitudes above the earth .

在那时，脉搏的每一次跳动，力量的每一次汇集，都意味着上升一步，好似沿着雅各的天梯，从地面一步一步登上那奥秘莫测的苍穹。

The rare earth complex dispersed in mesoporous silica displayed characteristic fluorescence emission of the pure rare earth complex, the fluorescence emission was increased, especially for diamine treated mesoporous silica. It showed that MCM-41 could effectively hinder the concentration quenching of Eu〓 ion.

对进入氨基修饰过的介孔二氧化硅中的Eu〓具有更好的荧光性能，说明介孔二氧化硅可以有效地阻止稀土离子的浓度猝灭。

This research process the ionosphere-free triple-differenced carrier phase observation which consist of double frequency GPS observations from the GPS receiver carried on the CHAMP and 40 IGS tracking stations. Besides, the tropospheric correction model, solid earth tide correction, mass center correction of the satellite, earth rotation correction and antenna phase center correction are incorporated. Finally, determine the satellite short-arc orbit with the pure geometry, kinematic, method.

本研究利用CHAMP卫星上装载之GPS接收器所接收之双频观测量与地面上40个IGS追踪站组成三次差分无电离层观测量，并改正观测量中之对流层误差、固体潮误差、质量中心改正、地球自转、天线相位中心偏差等误差量，以纯几何之动态法求定低轨卫星之短弧轨道位置。

Because of the radioactivity in waste water of rare earth factories,the purificatory principle of radioactive waste water,and adsorption of some clay minerals and soils for rare earth was studied.

基于稀土厂废水的放射性，吸取水质放射性污染净化原理与多种粘土矿物和土壤对稀土的吸附性，探讨稀土厂废水放射性的净化技术。

In the fifth sequel of the "Hellraiser" series, the puzzle box, best known as the "Lament Configuration," has been solved again and the demonic Pinhead has returned to Earth again with his legion of Cenobites to bring torture and death to those who stand in his way and to release Hell on Earth once more.

在"猛鬼追魂"系列的第5集中，手拿魔方，以"制造悲伤"著称，有魔力的Pinhead已经返回，准备再次用他的大批的Cenobites给地球上的人们带来地狱般的恶梦、折磨和死亡。

Liapunov—Schmidt method is one of the most important method in the bifurcation theory.

Liapunov—Schmidt方法是分叉理论的最重要方法之一。

Be courteous -- even when people are most discourteous to you .

要有礼貌──即使当別人对你最不礼貌的时候。