By the weak coupling approximation the Markovian master equation is derived via the collision operator .

在 弱偶合近似下，马尔可夫型的主方程通过应用Prigogine的 碰撞算子形式导出。

The current students are intellectually active but their political theoretical foundation are relatively weak . In face of collision of the various cultural stores in the world the matter of undergraduates ' national spirit has become more and more serious .

当代大学生思想活跃，但政治理论基础又相对 薄弱，面对世界各种思想文化的 相互 碰撞，大学生民族精神问题日益突出。

Simulation results show that the keyed Hash function based on the neural network has good one-way weak collision better security property and it can be realized easily .

模拟实验表明该算法具有很好的单向性、 弱 的 碰撞性，较基于传统的Hash函数具有更强的保密性且实现简单。

The results show the effect of collision damping can not be neglected whereas the nonlinear Landau damping is a weak effect compared with the collision one .

结果表明： 碰撞粘滞对波包的阻尼作用不容忽视，而非线性朗道（Landau）阻尼对波包的阻尼作用 较弱。

GPS-based tour guide equipment is not suitable for scenic spots with weak signals while tour guide systems with wireless sensor have the problems of multiple reader collision high cost and difficult for widespread use .

而基于GPS的导游设备不适用于卫星信号 差的景区，基于无线传感器的导游系统存在多阅读器 碰撞问题，且传感器成本高，很难普及应用。

According to the development of blueschist belt the wide-spread occurrence of ultramafic rocks and eclogites and the deformation pattern of associated ductile shear belts and weak strain domains a tectonic model is proposed to show the suture zone of plate collision .

根据兰片岩带的发育、超镁铁岩和榴辉岩的广布以及韧性剪切带与 弱应变域相间排列的构造格局，提出了一个反映板块 碰撞、缝合的构造模型。

Armor blocks are concrete quasi-brittle material . During prefabrication their joints are sometimes a little weak and external loads may not only result in resonance roll collapse collision and so on but also lead to tensile stress and crushing .

护面块体为混凝土准脆性材料，预制过程中存在一些连接部位 较弱的现象，且在外荷载作用下易发生谐振、摇滚、坍塌补位、脱位 撞击等导致混凝土拉应力及压碎破坏。

Simulation and analysis demonstrate that the new method has the merit of convenience high sensitivity to initial values good Hash performance weak collision property and better security .

实验与分析结果表明，这种构造方法实现简单、对初值有高度敏感性、具有很好的单向性、 弱 碰撞性和保密性能。