Tributary System and Qing Relations with the Dutch during the Early Qing Dynasty;
朝贡制度与清前期的中荷关系
The commutation relations between the momentun differential 0 operators ρ_r,ρ_θ and ρ_φ and α_r,α_θ and α_φ,and the unit vectors e_r,e_θ and e_φ are given,further the expressions of relativistic momentum components in spherical coordinate system are given.
还给出了动量微分算符^Pr,^Pθ,^Pφ分别与αr,αθ,αφ及坐标系单位矢量er,eθ,eφ的对易关系。
The first method uses the commutation relation of raising and lowering operator;the second method is called the second quantization.
介绍了量子光学中常见的双光子纠缠态关联函数的两种求法,第一种方法是利用产生湮没算符的对易关系来求解;第二种方法是应用"二次量子化"的方法来计算,这种方法不需要用对易关系,计算简便。
Research on the Relation between Wind Turbine s Pitch Rate and Loads;
风力发电机组变桨速率与载荷关系的研究
It is unlikely that the effects of friction are linear with load.
摩擦效应与载荷未见得能成线性关系。
Research on the Relationship between Pavement Evenness and Vehicle Dynamic Load;
路面平整度与车辆动荷载关系的研究
Relation between the Destruction Pattern of Underground Struct ure and the Load Distribution;
地下结构破坏形态与载荷分布的关系
Lagrangian Analysis Method and Constitutive Relation of Cement Stone on Intense Dynamic Loading
拉氏分析方法及强动荷载下水泥石的本构关系
Study on the Relationship of Soil Permanent Deformation and the Characteristics of Seismic Loading
土体永久变形与地震荷载特征关系研究
Constitutive Relation of Pear-shaped Yield Surface for Concrete under the Conditions of the Special Load
特殊荷载条件下的混凝土梨形屈服面本构关系
Study on the Relation of Preloading and Accuracy Average Effect of Linear Motion Ball Guides
直线滚动导轨预加载荷与精度均化关系的研究
Study of the relationship between the load and indentation resistance of the conveyor belt
带式输送机橡胶挤压阻力与载荷的关系研究
Studies of relation between drag load and time of negative skin friction of pile foundation
桩基负摩擦力的下拉荷载与时间关系研究
Method for Syetem Risk Prediction with Load Dependency Based on Nataf Transformation
基于Nataf变换的载荷相关系统风险预测方法
IMPROVEMENT ON A DISCRETE PREDICATING GM(1,1) FOR LOAD-SETTLEMENT PREDICATING OF LARGE DIAMETER PILE
大直径桩荷载与沉降关系的改进离散灰色模型
Experimental Analysis on Strength Transfer Relationship in Point Load Test
对点荷载试验强度转换关系的试验分析
Auxiliary Payload Power System
辅助有效载荷动力系统
The basic stress-strain relations are defined with respect to an axially loaded member.
基本的应力-应变关系是用承受轴向载荷的构件确定的。
For smaller vehicles with high acceleration the wind may be little concern with structural loads.
对于具有高加速度的小型飞行器，风与结构载荷的关系可能不大。
Their relationships between instability of stacked layer and its span, height, and loading are studied respectively.
并研究了三种失稳与砌体梁的跨距、高度及其承受载荷的关系。
The Loads Study and the Key Component Finite Element Analysis of the Channel Paver;
大型渠道衬砌机系统载荷分析及其关键构件的有限元分析
