The bond variation has the close relation with the ion polarization,the electron nonlocality and the orbit superposition.
键型变异是与离子极化、电子离域以及轨道重叠等因素密切相关的,只要某种条件具备,就会产生与这种条件相应的成键作用。
,by-product of the separation) on radar observation,the concept of radar overlapped image orbit(ROIO) is introduced.
针对运载火箭二级助推器及分离时产生的大的碎片对雷达观测可能造成的影响,阐述了雷达成像重叠轨道的概念,分析了雷达部署位置与火箭载荷轨道面的相对关系,雷达成像重叠轨道(RO IO)在空间中的确定方法,地球旋转及助推器飞行中的轨道突变对RO IO确定的影响等。
Analysis of deformation regularity of stratum above overlap tunnel;
重叠隧道上覆地层变形规律分析
Construction technology of overlap tunnel in Laoda zone of Shenzhen metro;
深圳地铁老大区间(西段)重叠隧道施工技术
In the paper,the pattern of the surface subsidence caused by tunnel construction,such as the scope of the surface subsidence caused by overlapped tunnel construction,the magnitude of t.
深圳地铁一期工程国贸站—老街站区间暗挖隧道设计为单洞双层重叠隧道,国内地铁工程首次采用该种特殊结构形式,隧道采用台阶法分四步开挖。
To investigate the evolving regularity of structural internal force governed by tunneling of overlapped tunnels,3-D elastic-plastic numerical simulations were conducted on two overlapped tunnels in Laojie-Dajuyuan section of the Shenzhen metro.
为了探讨重叠隧道近接施工引起的结构内力演变规律,以深圳地铁老街—大剧院区间重叠隧道为背景,进行了三维弹塑性有限元分析。
It is the first time in China that the construction of the overlapped tunnels is executed after the pile foundations of a large building with large axial forces are underpinned and cut.
对高大建筑进行大轴力桩基托换后再截桩进行重叠隧道施工在国内尚属首例,施工中不仅要保证桩基托换过程中建筑物的安全与稳定,还要控制下方隧道穿越过程中托换桩与结构柱的沉降,确保结构稳定。
Taking the overlapping tunnel of Shenzhen Metro Phase I project for example,the FLAC~3D (fast Lagrangian analysis of continua)codes was adopted to model the stratum 3D deformation regularity caused by four-step shallow tunnel construction method(STCM).
以在建的深圳地铁I期工程重叠隧道为例,采用FLAC3D非线性大变形程序对重叠隧道暗挖四步台阶法施工引起的地层三维变形规律进行了数值模拟研究。
Critical methods of matching for orbital symmetry in chemistry;
化学中双轨道重叠对称性判据方法综述
"Molecular orbitals have geometries determined by the overlap of two or more atomic orbitals and are designated by Greek symbols, e.g., s and p"
原子的轨道依几何学根据2个或以上的原子轨道重叠来决定,以希腊字母来表示,例如σ和π。
Third-order Profile Planning for Motion Holding Constant Velocity and Realization of Motion Overlapping
存在匀速段的三阶轨迹规划及运动重叠实现
Structure Analysis and Research on the Emergency Track Girder of Chongqing Light Railway;
重庆轻轨应急轨道梁结构分析与研究
Research on Design of the 40.5 m Steel Track Girder for Line 2 of Chongqing Light Rail
重庆轻轨2号线40.5m钢轨道梁设计研究
The Research on Prestressed System s Durability of PC Track Beam in Chongqing Monorail Transportation;
重庆单轨交通PC轨道梁预应力体系耐久性研究
The Orbital Reconfiguring Design and Analysis after Maneuver Failure for Rendezvous Phasing
远程导引变轨故障后轨道重构设计与分析
Research on Lunar Gravity Field and Maintenance of Lunar Satellite Orbit
月球重力场及低轨环月卫星轨道保持仿真分析
Improving Interaction between Pantographs and Catenaries of Chongqing Monorail System
重庆轨道交通单轨系统弓网配合的研究及改造
Development and Application of Carrying and Erecting Device of PC Track Beam in Chongqing Light Rail
重庆轻轨PC轨道梁架运设备的研制和应用
Ascent Trajectory Optimization and Fast-Reconstruction for Suborbital Launch Vehicle
亚轨道飞行器上升段轨迹优化与快速重规划
Idea of Green Light Rail Reflected and Developed in Chongqing Rail Transit
“绿色轻轨”理念在重庆轨道交通的体现和延伸
A part or portion that overlaps or is overlapped.
重叠部分重叠或被重叠的部分
Technical requirements of heavy duty railway motor trolley
GB/T10082-1996重型轨道车技术条件
a caterpillar-tracked earthmover.
有履带轨道的重型推土机。
Data incompleteness in Radon space for circular cone-beam reconstruction
圆轨道锥束重建中Radon空间数据缺失
motion weighing railway trackscale
运行车辆称重铁路轨道衡
