1)PI-ringsPI-环
1.We prove a theorem on the commutativity of Pi-rings and use it to generalize a famous theorem of Hersteins.本文证明了一个包含很广的任意PI-环的交换性定理,并由此推广了著名的Herstein定理。
2.The author gives a commutativity therom of PI-rings, which extendes the resultsin references [4-6].证明了一个PI－环的交换性定理，它是文献［4－6］中结论的推广。
2)PI-ringPI环
3)PI annulusPI环节
4)semiprime PI-ring半素PI-环
5)PI double loop controlPI双闭环
1.In order to solve theproblem mentioned above, a novel design which combines three phase fourlegs inverter, repetitive controller and PI double loop control.本文将三相四桥臂逆变器与重复控制技术、PI双闭环控制相结合,满足了非线性不平衡负载的要求。
英文短句/例句
1.Three Phase Four Legs Inverter Base on Repetitive Control and PI Double Close Loop Control;基于重复控制和PI双闭环控制的三相四桥臂逆变器
2.The Design of Photovoltaic Inverter Power Supply with Double Close Loop Control Based on Fuzzy Self Tuning PI;基于模糊自整定PI双闭环控制的太阳能逆变电源的研制
3.The Application of MATLAB Language in Teaching the Double-closed-loop Timing System;MATLAB在双闭环调速系统教学中的应用
4.PLC Applied to Double-closed-loops DC SR System;PLC在双闭环直流调速系统中的应用
5.Research on Dual Closed Loop Control for Magnetic Suspension System Based on LabVIEW基于LabVIEW磁悬浮双闭环控制系统的研究
6.Double Closed Loop PWM Rectifier Based on Fuzzy Control基于模糊控制的双闭环PWM整流器
7.Control of parallel operating inverter with voltage and current closed-loops电压电流双闭环反馈逆变器并联控制
8.DC power supply with DSP-based dual closed-loop control基于DSP实现双闭环控制的直流电源
9.Double Closed-loop Controlled Stabilized Current Switching Power Supply Based on UC3875基于UC3875的双闭环控制稳流型开关电源
10.Simulation of Double Close Loop DC Motor Control Speed Based on Matlab基于Matlab双闭环直流调速系统的仿真
11.Computer simulation research of double-loop speed control system based on Simulink基于Simulink的双闭环调速系统仿真研究
12.Saturated Limiting Study of Double Loop DC Speed Regulating System双闭环直流调速系统的饱和限幅问题
13.Research on Selective Double Closed-loop Fuzzy Control System of Two-inverted Pendulum直线双倒立摆的双闭环选择型模糊控制系统
14.Doubled closed-loop control strategy based on two-stage matrix converter基于双闭环控制策略的双级矩阵变换器
15.The Adjustment and Test of Dynamic Parameters of Thyristor DC Control System with Double Closed Loops双闭环可控硅直流控制系统动态参数调试
16.Construction of closed bi-circulating bioartificial liver support system (CBC-BALSS)闭合型双循环生物人工肝支持系统的构建
17.Study on double source stock control strategy model of closed-loop supply chain;闭环供应链双源库存控制策略模型研究
18.Analysis on the double closed loop speed system simulation based on expert PID control;基于专家PID控制的双闭环调速系统仿真分析
相关短句/例句
PI-ringPI环
3)PI annulusPI环节
4)semiprime PI-ring半素PI-环
5)PI double loop controlPI双闭环
1.In order to solve theproblem mentioned above, a novel design which combines three phase fourlegs inverter, repetitive controller and PI double loop control.本文将三相四桥臂逆变器与重复控制技术、PI双闭环控制相结合,满足了非线性不平衡负载的要求。
6)PI current loopPI电流环
1.Robust H_∞ control of electric power steering system based on PI current loop基于PI电流环电动助力转向系统的鲁棒H_∞控制
延伸阅读
1-Benzyl-4-hydroxy-4-(3-trifluorotolyl)pi-peridine分子式：C19H20F3NO分子量：335.37CAS号：56108-27-1性质：结晶。熔点 229-232.5℃。制备方法：用苄基胺与丙烯酸甲酯在回流下加成，生成N,N-双（β-丙酸甲酯）苄胺，然后在甲醇钠作用下环合并转化成盐酸盐，得1-苄基-3-甲氧羰基-4-哌啶酮盐酸盐，将后者以盐酸水解并脱羧得1-苄基-4-哌啶酮，进而与间溴三氟甲苯、金属镁（格氏试剂）反应，得1-苄基-4-羟基-4-（3-三氟甲苯基）哌啶溴化镁，最后以盐酸水解制得该品。用途：三氟哌丁苯盐酸盐的中间体。
