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- In this paper we analysis the system:and obtain the boundedness of its positive semi -- trajectory with positive initial values. Thecondition for the existence of limit cycles are obtained. 该文对一类饱和两分子反应模型进行了定性分析，得到了正初值的正半轨线的有界性和极限环存在的条件。
- There is positive proof that he did it. 有确切的证据证明他做了此事。
- Her behaviour was a positive outrage. 她的行为残暴到了极点。
- I'm positive she told us to meet at noon. 我肯定她是告诉我们在中午见面。
- This charge is a positive charge. 这个电荷是正电荷。
- She shows a very positive attitude to her work. 她工作态度非常积极。
- Can you be positive about what you hear? 你对听到的话有把握吗？
- He has a positive attitude towards life. 他对生活持有积极的态度。
- The number of positive numbers is infinite. 正数的数目是无穷的。
- The semi drunk man regarded them with fishy eyes. 那个半醉汉迷迷糊糊地看着他们。
- Buying Signode Semi Automatic Strapping Machine. 伊朗求购半自动橡胶机械。
- Are you positive that you saw him? 你肯定你看到他吗?
- Q: What do you call a Scouser in a three-bed semi? 你把一个在半独立式房屋中的利物浦人叫什么?
- Our team has qualified for the semi ? final. 我们队已有资格进入准决赛。
- THIS SEMI CUSTOM HOME IS A PLEASER. 这个半自建独立屋是一个惊喜。
- The amateur, semi professional and professional. 即业余的、半专业的和专业的。
- PP is a semi crystalline material. 翻译：PP是一种半结晶性材料。
- He was positive that he had seen it in the newspaper. 他肯定他已在报纸上看见过。
- A Determinetal Inequality For a Part Complete Symmetrical Sab-Positive Semi Definite Matrix 局部完全对称的亚半正定矩阵的行列式的不等式
