It was showed at first that the loop space functor and the suspension functor preserve the properties of homotopy regular.
首先得到了闭路函子和同纬函子保持同伦正则性。
It is showed that the loop space functor and the suspension functor preserve the properties of homotopy regular. And a series of homotopy equivalence Spaces are constructed.
证明了闭路函子和同纬函子保持同伦正则性,同时构造出了一系列同伦等价的空间。
Indeed, theorists working on loop quantum gravity think that matter itself is merely the result of twisting and braiding ribbons of space-time.
事实上,研究环圈量子重力学的理论学家认为,物质本身不过是时空纽带扭曲缠绕而成的编织物。
At the top left of the image there is a solar prominence, a huge loop of plasma, that is being blasted into space.
照片的左上方是一个日珥,它是一个巨大的等离子体气体环,在这个时候正被抛离太阳。
Just as loop quantum gravity breaks up space into tiny "building blocks", CDT assumes that space-time is split into tiny building blocks - this time, four-dimensional chunks called pentachorons.
只不过圈量子引力理论把空间分为微小的“构建模块”,而CDT假设空间-时间不是分成微小的构建模块—而是叫做pentachorons的四维的小块。
The inner foreach loop iterates over the hash entries and strips trailing space characters from the values.
内部foreach循环迭代哈希条目,删除值最后的后缀空格字符。
This 1991 image from NASA's Hubble Space Telescope captures a small section of the Cygnus Loop supernova remnant.
这幅由哈勃空间望远镜摄于1991年的图像捕捉到了天鹅座Loop超新星的一小段残骸。
The second for loop also shows how to split a string into a list of substrings (using the space character to indicate the boundaries of substrings).
第二个for循环还显示了如何将string分割为子字符串的list(使用空格字符来指示子字符串的边界)。
The conventional recognition system may be regarded as an open loop recognition system, which only executes a mono-direction mapping from input data space to recognition result space.
通常的识别系统只是执行了从输入数据空间到识别结果空间的单向映射,可以看作为一种开环识别系统;
The servo control system combines position loop, speed loop, current loop with algorithm of space vector pulse width modulation(SVPWM).
系统采用位置、速度和电流环三环控制,并结合空间矢量脉宽调制(SVPWM)算法。
Forming the gyro stabilization loop by using rate gyroscopes which mounted on inner loop of the gimbal, inertial space stabilization for optical axis of TV guidance systems has been realized.
利用装在内框架上的速率陀螺组成内稳定回路,实现电视导引系统视轴的空间稳定。
In this paper, we present an algorithm to identify state space models based on the data obtained from closed loop systems.
本文给出一个由闭环数据辨识状态空间模型+的算法。
A compliant force control strategy is developed based on the inner loop position control of 6-dof parallel robot in order to simulate the push and pull process of forcible alignment in space docking.
为模拟空间对接强制校正阶段的推出和拉近过程,提出基于6自由度并联机器人位置内环的柔顺力控制策略。
A method of setting up a experimental platform of loop coordinated manipulation and motion control for double-arms free flying space robots was presented.
阐述了双臂自由飞行空间机器人闭链式协调操作运动控制实验平台的建立方法。
Saving the installation space and secondary loop cable, reducing the power waste of starting equipment, power wasteless. starting control is completed from starter according to the speed of motor.
节省安装空间和二次回路电缆,减少起动装置的功率消耗,节约了电能。
The stabilization of the platform determines the precision of INS, while the platform stabilization loop forces the platform to the inertial space.
平台的稳定性直接影响导航系统的精度,而平台稳定回路则担当了将平台稳定在惯性空间的任务。
When a light pulse is made to follow a closed loop path in real space, the phase of the returning beam might be slightly off from the phase of light starting off at that point.
当一个光脉冲在一个真实的空间里沿着一个封闭的圆环运动,当它回到出发点时,其相位与刚出发时的相位可能会有些微的不同。
The three-loop autopilot is transformed into state space model, and the feasibility of presupposition of some nuisance parameter is proved.
将三回路驾驶仪等效为全状态反馈的状态空间模型,证实了冗余参数预先设定的可行性。
He also built a simple receiver made of wire that was turned many times in a circle or looped. At the ends of the loop were small pieces of metal separated by a tiny amount of space.
他同样用绕有许多圈数金属丝的环型或圈状物做了一个简单的接收器,在这个(开口)环形的末端是以微小间距隔开的小金属片。
This paper discussed the structure and principle of EPS system, established the state space equation of EPS, designed PID close loop controller, and set the parameters.
阐述了EPS系统的结构原理,建立了EPS状态空间方程,设计了PID闭环控制器,并对参数进行了整定。
Maybe it would be easier to build an infinite long, super dense spinning cylinder which would also curse space-time enough to create a Time Loop.
可能做一个无限长、密度无限大的转筒更简单点。这也会让时空弯曲,制造出时间循环。
Moreover, the reference attitude command must be imported from out of the control loop, considering the constraint to attitude sensors selection due to deep-space environment.
同时深空环境对姿态敏感器选用造成了限制,使得从控制回路外部引入参考姿态指令成为必然。
The storage abnormal interruption occurs in a multi-channel video monitoring system with a traditional loop-testing mode when some hard disk's spare space is not enough .
目前视频监控系统在多路存储情况下大多采用轮巡式,该存储方式效率低下,而且存在因硬盘剩余空间不足而造成的存储异常中断等问题。
After space vector PWM modulation algorithms and implementation methods have been analyzed, dual closed-loop vector control system of asynchronous motor is worked out.
分析了空间矢量pwm的调制算法以及实现方法,最后设计了异步电机的双闭环矢量控制系统。
In loop quantum gravity, space is thought of as woven from one-dimensional "threads."
在回圈量子引力理论中,空间被想象成是由一维的“细线”编织在一起的。
The hydraulic system is installed inhoused which could save room space while its loop is specially designed, all contributing to simple structure, little fault and easy maintainance.
油压系统亦为内藏式,不占空间,回路特别设计,构造精简,故障少,保养容易。
Its working principle is making the sample circularly loop into a narrow space between the high speed and relative motion stator to shear and break the sample.
该仪器工作原理是将样品被循环引入高速相对运动的定转子间的狭小空间,并被快速剪切和破碎。
The input impedances of the double-loop antenna in free space are also calculated, and the results obtained are compared with those from transmission line transformation of ca…
还计算了自由空间的双环天线的输入阻抗,将结果和由单环的计算值经传输线变换而获得的结果作了对比。
The input impedances of the double-loop antenna in free space are also calculated, and the results obtained are compared with those from transmission line transformation of ca…
还计算了自由空间的双环天线的输入阻抗,将结果和由单环的计算值经传输线变换而获得的结果作了对比。
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