用第一性原理研究了氮化银的几种可能的结构。
Several possible structures of silver nitride have been studied within the density functional theory.
利用最优化原理研究了该系统的积累率和人口自然增长率。
The optimal control theory is used to study the accumulation rate and the population growth rate.
这是试图把四元数方法引入空间啮合原理研究的一种尝试。
This represents an attempt in introducing quaternion methods in the study of cases involving space engagement.
地球物理学地球科学的主要分支，用物理学的方法和原理研究地球。
Geophysics major branch of earth science that applies the principles and methods of physics to the study of the earth.
本文应用能量原理研究成形线圈系统托卡马克平衡的轴对称不稳定性。
The axisymmetric instability of tokamak equilibria with a shaping coil system is studied using the energy principle.
介绍我国应用能量原理研究岩石破坏机制及岩体水力劈裂机制的进展。
The advances of researching rock failure and hydraulic fracture mechanism by energy method are introduced.
采用第一性原理研究了B2CN晶体可能的六方结构和异质金刚石结构；
The possible B2CN crystal structures with hexagonal and heterodiamond structures were studied by first principles calculation.
石油地球化学是应用化学原理研究石油的成因、运移、聚集与蚀变的科学。
The science of petroleum geochemistry is the application of chemical principles to the study of the origin, migration, accumulation, and alteration of petroleum.
最后介绍了采用协议转换原理研究开发的一种支持工业以太网与多种现场总线技术转换的多协议转换器。
A multiple protocol converter developed by using protocol conversion principle is introduced finally, it supports industrial Ethernet and multiple field bus technology conversion.
为了应对这些原因而发生的交通事故，人们根据飞机“黑匣子”的原理研究了俗称“汽车黑匣子”的行车记录仪。
In order to deal with these traffic accidents, based on the theory of "black casket" on airplane, researchers have invented the traveled recorder which is called "automobile lack casket".
斯坦福大学的研究表明，大脑中的图像刺激神经系统的原理与某人实际在做某事是一样的。
Research conducted at Stanford University shows a mental image fires the nerve system the same way as actually doing something.
中医药的复杂性和深层的概念基础，给研究人员寻找其工作原理的证据带来了挑战。
TCM's complexity and underlying conceptual foundations present challenges for researchers seeking evidence on how it works.
鸟类也被广泛应用于生态位假说和乔治高斯竞争排斥原理的研究中。
Birds were also widely used in studies of the niche hypothesis and Georgii Gause's competitive exclusion principle.
本文基于价值工程原理，研究了价值工程与采购招标的关系。
Based on value engineering theory, this paper studies the relationship between value engineering and procurement bidding.
机械原理，研究机械中机构的结构和运动，以及机器的结构、受力、质量和运动的学科。
Mechanical principle: the subject to research the structure and movement of framework in machines as well as the structure, force endured, weight and movement of machines.
根据酯在碱性条件下水解反应生成醚的原理，研究了以甲基硫酸钠废渣为原料制备二甲基硫醚的方法。
Based on the principle of ester hydrolyzation to ether in alkali condition, the process for preparation of dimethyl sulfide from sodium methyl sulfate residue was investigated.
该文简单介绍电子顺磁共振波谱法的基本原理、研究对象、方法及其在植物抗氧化活性检测分析中应用。
The basic principle, research object, method and applications of electron paramagnetic resonance in mensuration and analysis of antioxidation activity of plant were introduced in the paper.
本文前部分使用系统工程原理，研究全厂实时总能平衡的建模及评价的方法。
In this paper, the principle of system engineering was used to research the real-time total energy balance and evaluation modeling.
对离子束生物工程的技术原理、研究现状和发展趋势进行了综合评述。
Technical principle, research situation and prospect of ion beam bioengineering are discussed in the this paper.
介绍了被动动力式两足机器人的基本原理、研究方法、评价标准。
The principle, research method and appraise criterion on Passive-Dynamic bipedal robot are introduced.
本文应用动力相似原理，研究设计了塞拉里昂渔场双支架虾拖网的试验小网，用来判断渔场资源和中心渔场。
According to the principle of dynamic analogy, the try net used for double - rig shrimp trawling on Sierra Leone fishing ground is studied and designed in this paper.
简单介绍了土壤天然热释光方法测量原理，研究了土壤热释光测量的影响因素。
The paper brief introduces the principle of the measurement of soil natural thermoluminescence and studies the factor that affect the survey results.
利用损伤力学原理，研究了珠光体球墨铸铁在疲劳和拉伸载荷作用下的损伤演变规律。
According to principle of damage mechanics, the evolutional law of damage in pearlite ductile cast iron has been studied under fatigue and tension loading.
基于变分原理，研究渗流分析中模拟排水孔和不连续面的复合单元法。
Based on the variation principle, the composite element method (CEM) is studied for seepage analysis considering discontinuous surfaces and drainage holes.
基于卫星载波相位干涉测量原理，研究了利用北斗双星系统确定车辆航向的相关技术。
Based on interferometry measurement theory of satellite carrier phase, the technology of land vehicle heading determination through Beidou Bi-Satellite System was studied.
本文应用物质平衡原理，研究了抽油井环空拟液面在测试过程中的运动规律。
Based on the principle of mass balance, this paper deals with rules of. motion of the pseudo-fluid level in the annular space in the process of testing the pumping oil well.
本文介绍了城市污水生物脱氮的基本原理，研究现状和进展。
The basic principles, current situation and trend of urban sewage biological denitrogenation are introduced.
本文讨论了复合式温控晶闸管的工作原理，研究了R_T对控制温度的影响。
This paper describes the operating principle of complex thermal thyristor and the effect that R_T brings in controlling temperature.
本文讨论了复合式温控晶闸管的工作原理，研究了R_T对控制温度的影响。
This paper describes the operating principle of complex thermal thyristor and the effect that R_T brings in controlling temperature.
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