运用变质量系统的基本原理,建立轴流脱粒过程中谷物运动的非线性动力学模型。
Based on the principle of a varied mass system, the non linear mathematical model of the crop mechanics for an axial threshing process was set up.
在本区煤系地层底部有一酸性侵人岩体,该侵入岩体是引起本区煤变质的直接热源,它提供了褐煤向烟煤转化的热动力。
In the bottom of coal measures is an acidic intrusive body, it is direct heat source of metamorphism, and provided the conversion of lignite to bituminous coal with thermodynamic power.
大陆科学钻探温度测量,为今后进一步研究超高压变质带深部地热场及其地球动力学含义提供了可靠的基础数据。
Temperature measurements and its long-period observation will provide reliable basic data for geothermal and geodynamical study of the ultra-high pressure metamorphic belt.
介于成岩作用与低级变质作用之间的极低级变质作用是一个重要过程,对于全面认识地球浅层动力学与成矿作用有重要意义。
Studies on the process between diagenesis and low-grade metamorphism is important for better understanding geodynamics and mineralization in shallow level of the Earth.
绿片岩相以下的动力变质作用是矿化富集的条件。
Dynamical metamorphism under greenschist facies is the condition of mineralizing enrichment.
对区内分布的动力变质岩及动力变质作用进行讨论,认识了韧性剪切作用形成的糜棱岩化花岗岩过程。
By discussing dynamometamorphism and dynamometamorphic rock in the region, the researchers have recognized the development process of mylonitization granite through the action of ductile shearing.
在实验基础上进一步探讨了构造煤的动力变质作用和自由基浓度在煤和瓦斯突出预测中的作用。
The dynamic metamorphism of disturbed coals and the effect of radical density on coal gas outburst prediction are discussed.
从变质量物体的动力学方程出发,推导出变质量系统的动能定理。
The kinetic energy theorem of mass variable system is derived from the kinetic equation of mass variable body.
超高压变质杂岩的折返机制是个复杂的动力学过程,折返速率也随时间推移而变慢。
The exhumation mechanism of the UHP rocks is a complex dynamic process, exhumation rate dropping down with time.
应用顺磁共振技术研究了构造煤的动力变质作用特征和演化规律。
Dynamic metamorphous features and evolutionary process of disturbed coal have been studied.
从变质量物体的动力学方程出发,推导出变质量系统的动能定理。指明其实用价值,并举例加以说明。
The kinetic energy theorem of mass variable system is derived from the kinetic equation of mass variable body. The practical value of it is pointed out using an example.
重点考虑后坐部分变质量、多体动力学方程与内弹道方程的耦合等因素。
Some important factors are considered, which include variable mass of recoiling parts and coupling between multi body dynamic equations and interior ballistic equations.
其中某些方程可用于研究变质量非完整系的相对运动动力学。
Some of the equations can be used to investigate the dynamics of relative motion of non-holonomic system with variable mass.
川西高原广泛分布的西康群,原视为区域低温动力变质作用低绿片岩相变质岩。
Xikang Group is widely exposed on the West Sichuan Plateau and was considered to be a low greenschist facies metamorphic rock due to regional low-temperature dynamometamorphism.
热动力变质岩带受构造应力集中带控制,是岩石强烈形变与相变的综合体。
All of the dynamothermal metamorphic belts are controlled by the structural stress concentrated zone and they are the complex of the strong deformation and facies change.
进一步针对轮式爬壁机器人,建立了非完整约束条件下的变质量系统分析动力学模型。
Then, the variable mass system dynamic model with nonholonomic constraints are developed for wheeled WCRs.
深 成花岗岩浆隆升 作用是发生强烈动力变质 作用的基本热源并影响动力变形 作用的主要因素之一。
The rise of plutonic granitic magma was the basic heat source generating strong dynamometamorphism and one of the main factors that influenced dynamic deformation.
在近2 0年的国际大陆动力学研究中,变质核杂岩与伸展构造是一个方兴未艾的热点课题。
The metamorphic core complexes and extensional tectonics have been being a hot-point in the international continental dynamics study in recent 20 years.
碰撞的初始作用时间,应该在所测年龄最新的洋壳消失以后,在强构造变形与动力变质作用发生之前。
The initial collision age is younger than that of the oceanic crust disappearing on the surface, and older than that of the formation of strong deformation and dynamic metamorphism.
最后,利用动力学的相关原理,证明了稀土元素发挥变质作用时最佳含量的存在。
With the principle of dynamics related, it has been proven that the best content of mixed RE which displayadeteriorat- ion function to ZL201 is existent.
矿化蚀变由于受不同成矿作用和不同性质流体的影响,并存在区域变质和动力变质作用,故蚀…
The altered minerals tend to occur around the dacite-porphyry domes and spatially display alteration zoning as a conduit in the upper p…
矿化蚀变由于受不同成矿作用和不同性质流体的影响,并存在区域变质和动力变质作用,故蚀…
The altered minerals tend to occur around the dacite-porphyry domes and spatially display alteration zoning as a conduit in the upper p…
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