| 1. | Poverty , to ruth , was a word signifying a not - nice condition of existence
可对露丝说来贫穷只是不舒适的生活环境而且。 |
| 2. | Sufficient and necessary conditions of existence of limit cycle for one kind quadratic system
一类二次系统极限环存在的充要条件 |
| 3. | A sufficent condition of existence for the solution of implusive differential equations is proved
摘要给出脉冲微分方程边值问题解存在的充分条件。 |
| 4. | Conservation of the old modes of production in unaltered form , was , on the contrary , the first condition of existence for all earlier industrial classes
反之，原封不动地保持旧的生产方式，却是过去的一切工业阶级生存的首要条件。 |
| 5. | Love lay on the mountain - tops beyond the valley - land of reason . it was a sublimates condition of existence , the topmost peak of living , and it came rarely
爱情高卧在峡谷地区以外的山峰之巅，是存在的升华，是生活的极顶，是很少降临人世的。 |
| 6. | Art is an essential response to the conditions of existence , a means by which limitations are transcended , reality is realized , truth is realized , light is found
艺术是对存在状况的必需反应，它是超越局限，怔悟实象，领悟真理，发现光明的方法。 |
| 7. | The modern laborer , on the contrary , instead of rising with the progress of industry , sinks deeper and deeper below the conditions of existence of his own class
现代的工人却相反，他们并不是随着工业的进步而上升，而是越来越降到本阶级的生存条件以下。 |
| 8. | In chapter 3 , under general equilibrium , we discuss the conditions of existence of rational bubbles and the effect of bubbles to economic dynamic efficiency
第三章:从一般均衡角度出发，对理性泡沫的存在条件以及泡沫与经济动态有效性之间的关系进行了详细的讨论。 |
| 9. | By using the theorem of fixed points on cone a class of boundary value problems of fourth order difference equation was discussed and the sufficient condition of existence of one or two positive solutions was obtained
摘要利用锥上的不动点定理对一类四阶差分方程进行了讨论，得到了一个及两个正解的存在性的充分条件。 |
| 10. | Some characters and fourier spectrum characters of the almost perfect autocorrelation sequence pairs are discussed , and the necessary conditions of existences of the almost perfect auto - correlation sequence pairs are given
其次，提出了几乎最佳自相关序列偶的理论，它是几乎最佳自相关序列的深入和发展，探讨了它的性质，谱特性，存在的必要条件。 |
