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1)  subcritical exponent
次临界指标
1.
In this paper,by using perturbation methods we study the existence of nontrivial solutions for the following semi-linear elliptic problemwhere N≥3 and p is a subcritical exponent namely 1 < p < N-2/N+2.
具体讨论的方程是: 在这里N≥3且p是次临界指标,即1<p<N-2/N+2。
2)  critical value
临界指标
1.
Eco-toxicological effects of germanium stress on rice(Oryza sativa L.) and their critical value;
锗对水稻的生态毒理效应及临界指标
2.
The relationship between the concentration of nano-SiO2 and the resulting toxic and scale effects on terrestrial plants were investigated in this study to explore its critical value.
临界指标分析结果表明,20。
3)  critical exponent
临界指标
1.
In this paper,the existence of solution for a class of elliptic equation involving critical exponent was discussed by using mountain pass lemma without(ps) condition,and it verified conditions for existence of solutions specifically.
本文利用(ps)不带条件的山路引理,讨论了一类具有临界指标的半线性椭圆方程解的存在性,并具体验证了使解存在的条件。
2.
and contractible domain with smooth boundary, λ>0 is a constant, and v is the unit normal vector of , is the critical exponent.
本文考虑下列方程其中,为一类有界可缩区域,充分光滑,λ∈R,v为的单位外法向量,p=为临界指标。
4)  Critical exponents
临界指标
5)  critical sobolev exponent
临界Sobolev指标
6)  Critical Hardy exponent
临界Hardy指标
补充资料:次临界中子增强装置
分子式:
CAS号:

性质:为了提高252Cf中子输出,将其和235U按一定方式排列组成的一种中子源。一种典型的装置是用6个252Cf源,总质量略大于l00mg,把它们置于235U浓度为93%的铀芯中,其中子有效增值系数为0.985,中子倍增因子为66,中子注量率为1010cm-2/s。主要用于中子活化分析。

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