| 1. | Such energy transformation is also known as energy degradation . 这样的能量转化也被看作能量衰减。 |
| 2. | The ratio of the average power loss to the power loss under peak loading 平均能量衰减与峰值负荷时能量衰减的比值。 |
| 3. | Uniqueness and existence of solutions and energy estimates for semilinear damping wave eqation 半线性阻尼波动方程解的存在唯一性及其能量衰减估计 |
| 4. | In particular the energy decay of the solution is obtained by the use of komornik ' s integral inequality 特别地,我们利用komornik积分不等式得到弱解的能量衰减估计,其中a _ 1 , a _ 2和n为一些hilbert空间上的有界线性算子 |
| 5. | It contains the problems of local existence of weak solutions , global existence and finite time blow - up of the first equation and decay rate of solutions of the second equation 内容包括前者退化时的弱解的存在唯一性、解的整体存在性与衰减估计、非退化时解的有限时刻爆破和后者解的能量衰减。 |
| 6. | We first give a proof of the global existence and uniqueness of solution for the problem by useing of a " stable set " method . moreover , we treat the so - called h2 - solutions instead of usual energy finite solutions and derive a precise decay estimate for the energy 文中采用“稳定集”的方法得此问题解的整体存在性及唯一性,并且运用h ~ 2空间取代通常的能量解得到了能量衰减估计 |
| 7. | To the first equation , the banach contraction mapping theorem is used to show the local existence of the solutions , we use potintial well method to prove the global existence and the decay rate of the solutions , to the blow - up of the solution we use the energy method 本文主要采用bananch压缩映射原理来获得解的局部存在性;采用势井方法来获得解的整体存在性和衰减估计;对解的爆破结论的证明主要采用能量方法;对解的能量衰减估计主要采用能量扰动方法。 |
| 8. | One of the key technologies of deep space communication is channel code . there are differences between deep space communication and the common space communication . because the former one has some characteristics , such as extending information transmission , and seriously reducing signal energy , it is necessary to ensure the information transmission band and the exactness by using the special means 信道编译码是深空通信中的关键技术之一,深空通信与一般的空间通信不同,深空通信具有信息传输时延大、信号能量衰减严重等特点,必须有特殊的手段保证其信息传输的带宽和准确。 |
| 9. | The analytical software can comprehensively detect these ghost images generated by ghost reflections and simulate the energy attenuation process of ghost beam . the position of ghost image can be picked out , the potential hazard of ghost images to key elements can be verified , and the irradiance at ghost image and key elements can be described 编制的专门的杂散光分析软件能全面捕捉系统中激光束多次残余反射产生的鬼像,并模拟鬼光束的能量衰减过程,从而找出对光学元件及系统性能存在威胁的鬼像,确定其位置,同时对各光学元件特别是关键元件处的能量密度与元件的稳定性进行描述。 |