Cyclic amide ( incl. cyclic carbamates) and their derivatives ( excl. ureines and their derivatives), and salts thereof Grignard reaction of methyl pyropheophorbide substituted at 3-position by acyl group and synthesis of chlorophyll derivatives 环酰(包括环氨基甲酸酯)及其衍生物(不包括烷基脲及基衍生物)和它们的盐类3-酰基焦脱镁叶绿酸甲酯的格氏反应及其叶绿素衍生物的合成
In this note, we find that one can construct affine geometry AG ( 3, n) using planar mappings from a cyclic group N of order n to itself. 短文证明了可以从n阶循环群到它自身的平面函数来构造一类仿射几何。
On the Problems of Cyclic Group 循环群诸类问题探
The Cyclic Subgroups of Symmetric Group S_6 对称群S6中的循环群
Selection of factor base about cyclic group Z_p~ and applications to Index-calculus algorithm 关于Zp~分解基S的选取及在Index-calculus算法中的应用
Fuzzy subgroup of cyclic group 循环群的Fuzzy子群
Non cyclic subgroups of group D n Dn群的非循环子群
The Smallest Graph with Cyclic Group of Order 2~ r 2~r阶循环群的最小图
3) In the research of a 32 bits multi-threaded packet processing micro-engine, a dynamic threads scheduling scheme is presented by a BGCG ( balanced in group and cyclic among groups) multi-threading mechanism. 在多线程微引擎的研究中,提出了一种基于BGCG(BalancedinGroupandCyclicamongGroups&BGCG)的动态多线程调度策略。
The article studies the property of the finite cyclic group and the decomposition of group, giving out a kind of balancing algorithm of the subgroup that solve the finite cyclic group and implementation program and operation method. 对有限循环群的性质和群的分解进行了研究后,给出了一种求解有限循环群的子群的平衡法及实现程序和操作方法。
The Structure of Finite Cyclic Group Ring 有限循环群环的结构
Studies of Cyclic Polysilanes Containing Active Group 含活性基团的环型多硅烷的研究
Allowing G to be a finite cyclic group, the paper discusses the detailed structure of the maximal Z-order for their integral group rings ZG in QG. 讨论了有限阶循环群整群环ZG在QG中的极大Z-序Γ,给出了Γ的具体表达式。
Topological Classification of Cyclic Group Action on Genus 4 Riemann Surface 亏格为4黎曼曲面上循环群作用的拓扑分类
The comprehensive switching control is carried out by the control strategy of combining transformer load with transformer temperature and the change rate of temperature. The cyclic operation of cooling unit group is controlled by the principle of accumulated operating time balance. 装置以变压器的负荷、油面温度与温度变化率相结合的控制策略进行冷却器的综合投切控制,以冷却器组的累计运行时间基本均衡为原则进行冷却器组循环控制。
This paper describes the application of spraying propulsion draft cooling tower in the cyclic water system of oxygen gun in the First steelmaking plant of jinan Iron and steel Group Company. 介绍了喷雾推进通风冷却塔在济钢一炼钢厂氧枪冷却水循环系统中的应用。
Synthesis and Structural Analysis of Schiff Base Cyclic Polyether Compound Bearing Hydroxy Functional Group 含羟基功能团Schiff碱大环聚醚化合物的合成及其结构分析
Cyclic loading is repeated 106 times in every group of test to simulate the action of wheel load on the subgrade. 为了反映列车荷载对基床的长期作用,每组试验均进行了100万次的重复加载试验。
Methods: To adopt the technique of Langenbeck Operation plus Cyclic Ligature in36 palatopharyngeal patients and establish the control group. 方法:将36例腭裂患者选用兰氏法加环扎,并设对照组。
Methods Migrating myoelectric complex ( MMC) cyclic period, the ratio of the active time to the cyclic period, and the number of the fast wave within the active time per minute were observed between FAI and the normal saline group by external alimentary canal electrodes; 方法采用消化道腔外电极记录法观察枳实组与生理盐水组移行性综合肌电(MMC)周期时程、活动期/周期比例、活动期每分钟快波数的变化;
Discussion on residue class additive group in cyclic group 循环群中剩余类加群的讨论
It has also been found that, the polymerization rate of cyclic phosphoester monomer is highly depended on the structure of pendant side group and the ring substituent group when using stannous octoate as the catalyst. 研究还发现,以异辛酸亚锡为催化剂的磷酸酯单体的聚合速率与磷酸酯单体的侧基、环取代基密切相关,而且可以方便利用聚磷酸酯侧基对高分子进行功能化修饰。
Using Lagrange Interpolation formula, rounded cyclic group and the problem of elliptic curve discrete logarithm, a low resource consumption, high security, digital rights management encryption algorithm is processed. 本文通过对拉格朗日插值公式和大数循环群对于椭圆曲线离散对数难题的利用,具体实现了一种资源占用率低,但安全性较高的数字版权管理的加密算法。
It is shown that the proposed scheme encompasses the conventional trellis coded unitary space-time code modulation based on the optimal cyclic group codes as a special case. 通过分析可以看到,基于最优的循环群码的网格编码Unitary空时调制是多重网格编码正交发送的一种特例。