1) Annular plate
环性板
2) Cyclicity
环性
1.
By means of finitely-smooth normal form theory, it is proved that the cyclicity of polycycle S(2) of integrable systems with small perturbations under nondegenerate condition is two.
本文应用有限光滑正规形理论，对可积系统的多角环S（2），在小扰动下，当满足一定的非退化条件时。
2.
We prove that at most three limit cycles will be generated from this kind of polycycles and the cyclicity is three under some generic conditions.
本文应用有限光滑正规形理论研究了含有一个重数为2的鞍结点与一个中心型双曲鞍点（双曲比率为1）的余维3的平面环（Polycycle）的一般三参数开折与环性，证明了这类环至多分支出三条极限环，并且在一般性条件下环性为3，给出了分支图和相应的相图。
3.
By means of finitelysmooth normal form theory and the method of infinitesimal analysis,it is proved that the cyclicity of polycycle S(3) of planar Hamiltonian system under small perturbations with certain nondegenerate condition is 3,thus the results of A.
利用ＹｕＳＩｌｙａｓｈｅｎｋｏ［１，２］等人的有限光滑正规形理论，用无穷小分析的方法研究了平面Ｈａｍｉｌｔｏｎ系统的奇异环Ｓ（３）在自治小扰动下的分歧现象，证明了在非退化条件下，Ｓ（３）的环性为３，推广了Ａ。
3) Cycle performance
循环性能
1.
Study on improvement of cycle performance of spinel LiMn_2O_4;
提高尖晶石LiMn_2O_4循环性能的研究
2.
The content of conductive additive also has an influence on the cycle performance.
此外,混料前对导电剂进行一些表面处理也能明显改善电池的循环性能。
3.
The result showed that with the increasing of x,the cycle performance improved quicker when x<0.
3时,存在于锂层中的Ni3+使LiNi1-xCoxO2产生的畸变减少,循环性能提高较快,当x>0。
4) cyclic performance
循环性能
1.
Thermal stability and cyclic performance of LiCoO_2;
LiCoO_2的热稳定性与循环性能
2.
The effect of the irreversibility of mass transfer on the cyclic performance is taken into account,and the relationship between the optimal coefficient of performance and the rate of energy pumping is derived.
建立了一类化学泵循环模型 ,考虑质量传递不可逆性对循环性能的影响 ,导出循环的泵能率与性能系数间的优化关系 。
3.
At the same time,the electrochemical behavior of nanometer ZnO had been studied,our experimental results showed that nanometer ZnO has better cyclic performance,but cyclic capacit.
结果表明,与常规颗粒的氧化锌相比较,纳米氧化锌具有较高的初始容量和循环性能,但是它的初始容量衰减很快。
5) cycling performance
循环性能
1.
LiMn_2O_4 as cathode material for lithium ion batt eries——Effect of LiCoO_2 coating on cycling performance of LiMn_2O_4;
锂离子蓄电池正极材料LiMn_2O_4——包覆LiCoO_2对LiMn_2O_4循环性能的影响
2.
Though the specific capacitance decreases slightly,the cycling performances are improved remarkably,and the self-discharge reduced evidently.
结果表明,热处理后活性炭的比表面积和表面含氧量降低,比电容略有减小,但循环性能显著改善,自放电明显下降;800℃热处理后具有较佳的综合性能,比电容为131 F/g,1 000次循环充放电后容量保持率由87。
3.
The cycling performance of the electrode materials was studied.
研究了共沉积Co3O4-石墨负极材料在锂离子电池中的循环性能。
6) performance
循环性能
1.
Optimization on performances of heat pump for freeze-dryer;
热泵冷冻干燥系统的循环性能优化
2.
The performance of moist air cycle refrigerator used in air conditioning system was investigated.
针对用于空调系统中的湿空气循环制冷机性能进行了数值模拟研究,对循环中各部件建立了热力学计算模型,分析了循环压比、空气湿度、设计参数、部件效率等相关因素对循环性能和送风温湿度的影响,指出了湿空气循环制冷机的特性和提高效率的途径。
3.
To reduce the energy consumption and improve economic performance of freeze-drying, a cascade system and a two-stage compression heat pump system for freeze-dryers, in which R600a/R290 and R290 served as work fluids respectively, have been investigated.
对2种热泵干燥系统的构建方法和循环性能进行了分析和计算,并讨论了中间温度、加热温度和冷阱温度变化对系统循环特性的影响。
参考词条
补充资料：双(2,3-环氧环戊基)醚玻璃布层合板
分子式：
CAS号：
性质：以双(2,3-环氧环戊基)醚为基料的层合板。马丁耐热270℃。拉伸强度371MPa。弯曲强度487MPa。冲击强度125kJ／m2。体积电阻率l.18×1015Ω·cm。将双(2,3-环氧环戊基)醚与固化剂等制成胶液或B阶树脂后,充分浸渍玻璃布,再叠层并层合即得。主要用作航空航天器材、电子元件和体育器材等。
CAS号：
性质：以双(2,3-环氧环戊基)醚为基料的层合板。马丁耐热270℃。拉伸强度371MPa。弯曲强度487MPa。冲击强度125kJ／m2。体积电阻率l.18×1015Ω·cm。将双(2,3-环氧环戊基)醚与固化剂等制成胶液或B阶树脂后,充分浸渍玻璃布,再叠层并层合即得。主要用作航空航天器材、电子元件和体育器材等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。