Uranus has a faint ring system, also discovered by Herschel. 天王星有微弱的环系统,也是被赫歇尔发现。
Research on Near-far Effect in the Ring OCDMA System 环形OCDMA系统中远近效应的研究
Conclusion Alar cartilage-muscle ring system is an important structure for the lower part of the nose. 结论鼻翼软骨肌肉环是外鼻下端重要的解剖结构。
Overall Design of West Section of Kunming Main City No.2 Ring Express System Rebuilding and Extension Project; 昆明市主城二环快速系统西二环段是昆明二环快速系统的西环段,该文中对其总体设计进行了介绍。
Research of mechanism of a floating ring in the floating ring bearing system 浮环轴承系统中浮动环作用机理研究
Enclosed brush/ slip ring system extends brush life by eliminating dust and dirt infiltration. 封闭式电刷系统,防尘和防脏物进入,延长了电刷寿命。
Pioneer photographed Saturn's ring system from a unique position with the Sun behind the planet. 先驱者从一个得天独厚的位置上拍摄了土星的光环系统。其时,太阳正处于该行星的背后。
The energy loss, combined with angular-momentum redistribution, causes a dense ring system to flatten. 由于能量散失再加上角动量重新分布,稠密的行星环系统就变得更为扁平。
Or perhaps it will be shredded to form a Saturn-like ring system. 或者,该行星也可能会被撕碎,形成象土星那样的光环系统。
Queueing Analysis and Mean Waiting Time of Asymmetric Multi-Token Ring System with Limited Services 限制式非对称多令牌环形系统的排队分析与平均等待时间
Changing the propane compressor seal from floating ring system to single-side helicoids oil film seal system, we got the expected results that the compressor ran smoothly and the parameters were all in the range of design. 将气体分馏装置的丙烷气压缩机密封系统由浮环密封改造为单端面螺旋槽油膜密封,设备运行状况良好,各项参效均在设计要求范围内,达到了预期的目的。
Apart from the simple preventing thunder grounding system formerly, isosurface and equal press ring system, as well as working earthing system, protecting grounding system, screening grounding system, defending static grounding system and direct current grounding system were added. 由原来单一的防雷接地系统,增设了等位面与均压环系统、工作接地系统、保护接地系统、屏蔽接地与防静电接地系统、直流接地系统等。
Phthalocyanines have been extensively studied due to their macrocyclic 18 π-electron conjugated ring system, which are structurally similar to metalloporphyrins. 金属酞菁催化剂结构与金属卟啉催化剂类似,具有18电子的大π键酞菁环。
The dynamical equations for floating ring system of mechanical seals were established, and the dynamic properties of the mechanical seals were analyzed. Based on the theoretical results of the dynamical properties of a typical spiral seal, the stability of the mechanical seals system was analyzed. 通过建立机械密封静环系统的动力学方程以及机械密封动特性参数的分析,结合某典型的八字形螺旋槽式液体机械密封的动特性参数计算结果,给出了机械密封静环系统的稳定性分析。
Prevent the heavy object from gliding for being more effective, rise organization of crane add one rotate encoder, PG count mould change combine PLC with close ring system, make clivers more steady, more reliable. 为了更加有效的防止重物下滑,在桥式起重机起升机构各加上一套由旋转编码器、PG数模转换和PLC相结合的闭环系统,使主副吊钩拖动更加稳定、可靠。
Stability of a multi-floating current ring system 多悬浮电流环的稳定性问题
An experimental Cambridge ring system 一个实验剑桥环系统
The resolution formulae for both passive and active sensing ring system configurations are introduced. 给出了无源和有源补偿两种敏感环结构下的陀螺分辨率公式。
It is considered that unpneumatic compacting spinning can save final cost by saving airflow cost, but compacting effect of unpneumatic spinning system is worse than that of pneumatic spinning system, roller spinning system and grid ring system. 认为非气流集聚型紧密纺纱系统虽可省去气流消耗而节约成本,但集聚效果不及气流集聚系统中的罗拉集聚和网格圈集聚。
A new method not requiring ring system information for finding SSSR based on generating tree, chord and path analysis is set up. 本文提出一种基于生成树、弦和路径长度的环系最小环最小集识别方法,不需事先进行环系识别。
Distribution Factor of Zero-Sequence Current in a 220 KV Ring System 220千伏环网线路中的零序电流分支系数
Extensive simulation studies with respect to a typical open ring system show that both the proposed fault detecting technique and the protection scheme are correct; 对于一个典型的开环系统的仿真研究表明:所提出的无电源端的故障检测原理和保护方案是正确的;
Because squamigerine is also apparently not identical to epitazettine, it was deduced to be the stereoisomer of tazettine, in which the B/ D or C/ D ring system was different from that of tazettine. 因为紫花石蒜碱又与epitazettine显然不同,所以推定它可能为B/D或C/D环系统结合不同于tazettine的立体异构体。
Comparison between Ring System and Branched System in Gas Plan 燃气规划中环状管网与枝状管网的比较
By comparing the stability of the sulfur nitrogen ring system it is proved that not all the plannar S-N heterocycles belong to a class of "electro-rich" aromaticitys. 通过各硫氮环分子稳定性的比较,确定只有一部分硫氮环分子具有“多电子芳香性”。
The influence of speed, temperature, load, oil etc on friction and wear characteristics of cylinder liner piston ring system in engine was studied on the cylinder liner piston ring testing machine. 利用缸套活塞环摩擦磨损试验台研究了速度、温度、载荷、供油等因素对缸套活塞环系统摩擦磨损特性的影响。
UV and fluorescence spectra are limited to the determination of a few protein molecules containing aromatic and heterocyclic conjugated ring system of the chromophore. 紫外和荧光光谱只限于测定少数含有芳香族、杂环族或共轭环体系等发色团的蛋白质。
The cylinder liner/ piston ring system is one of the key components of internal combustion engine, whose properties indicated the reliability of engine. 缸套-活塞环是内燃机的关键零部件之一,其工作的好坏直接影响着内燃机的可靠性。
They have a structure of the three ring system and two chiral centers. 它们具有三个环系和两个手性中心的结构。