A stability

A definition on steady-state stability for PWM systems is given and it is proved that many applied proportional PWM systems in the industrial controlled process are with steady-state stability.在控制系统的脉宽调制器采样间隔可变的条件下,讨论了脉冲调宽系统的稳定性,给出了该类系统具有稳态稳定性的定义,并且证明了在工业控制过程中大量应用的比例型脉冲调宽系统具有稳态稳定性。Ype汉语字典

The steady-state stability of the system is defined and proved under the condition of variable sampling timelike interval, which is also applied to pluse-width-modulated control system of aptotic sampling period.对于线性脉冲调宽控制系统给出了更一般的HDS(混合动态系统)的模型,在采样时间间隔为时变的情况下给出了系统的稳态稳定性的定义和证明。Ype汉语字典

This paper defines qualitative stability for a class of nonlinear plant,and offers a sufficient criterion for qualitative stability of its close loop autonomous system,then the step of constructing the Lyapunov function using variable gradient method is obtained.对一类非线性对象提出了定性稳定性的定义 ,并对其闭环自治系统的定性稳定性提出一个充分性判据 ,然后给出一种用变量梯度法构造李亚普诺夫函数的步骤 。Ype汉语字典

Study on the fluorescence and thermal stability of hybrid materials Eu(Phen)_2Cl_3/MCM-41;杂化材料Eu(Phen)_2Cl_3/MCM-41的荧光性能及热稳定性研究Ype汉语字典

Synthesis and thermal stability of intermetallic Ni-Sn nanoparticles;Ni-Sn金属间化合物纳米粒子的制备和热稳定性Ype汉语字典

Study on Thermal Stability of Organic Antimony Compound as Heat Stabilizer for PVC;PVC热稳定剂有机锑的热稳定性能研究Ype汉语字典

Stability: with greater heat stability than EPDM rubbers稳定性：具有比EPDM橡胶更好的热稳定性Ype汉语字典

The anti-radiation stability and thermal stability of synthesized sphene合成榍石的抗辐照稳定性和热稳定性Ype汉语字典

testing methods of heat stability for pigments颜料热稳定性试验方法Ype汉语字典

thermal stability of heating system采暖系统的热稳定性Ype汉语字典

Hot-melt adhesives--Determination of thermal stabilityGB/T16998-1997热熔胶粘剂热稳定性测定Ype汉语字典

The Evaluation Methods for Heat Stability of PVC Stabilizer聚氯乙烯热稳定剂的热稳定性能评价方法Ype汉语字典

MODIFICATION AND HYDROTHERMAL STABILITY OF NATURAL CXN ZEOLITE天然CXN沸石水热改性及水热稳定性Ype汉语字典

Studies on Improvement of Light and Heat Stability of Naphthenic Rubber Process Oil;环烷基橡胶油的光稳定性与热稳定性改进研究Ype汉语字典

Study on digestive stability and heat stability of food proteins食物蛋白质消化稳定性和热稳定性研究Ype汉语字典

Determination of heat stability for reactive dyesGB/T2392-1980活性染料热稳定性的测定方法Ype汉语字典

Excellent thermal shock resistance,thermal stability and thermal erosion resistance.优良的抗热震性、热稳定性及抗热冲刷能力。Ype汉语字典

Effects of Ca-Zn/rare-earth compound stabilizer on the thermal stability of PVC钙锌/稀土复合稳定剂对PVC热稳定性能的影响Ype汉语字典

Molecular sieve has the advantages of good absorbability,reproducibility and heat stability.分子筛具有吸附性、再生性,热稳定性好。Ype汉语字典

Determination of thermal stability of coalGB/T1573-1989煤的热稳定性测定方法Ype汉语字典

Standard test method for thermal shock resistance of domestic ceramic wareGB/T3298-1991日用陶瓷器热稳定性测定方法Ype汉语字典

Hydrothermal Stability of Natural CXN Zeolite Ⅰ.Factors of Influencing the Hydrothermal Stability天然CXN沸石分子筛水热稳定性研究 Ⅰ.水热稳定性影响因素Ype汉语字典

Study on Thermal Stability of Hydroxg Propyl-β-Cyclodextrin by DSC用差热分析法测定羟丙基-β-环糊精的热稳定性Ype汉语字典