The Application of Random Process Theory in the Inventory Management& Working on the Continuous and Discrete ( s, Q) Model 随机过程理论在库存管理中的应用&对连续型和离散型(s,Q)模型的求解
The working mechanism of the dual Q switching is analyzed in theory according to energy levels of the Cr 4+ ∶ YAG and the feature of the compound resonator. 后者的脉冲宽度约为前者的三分之一。理论上,根据Cr4+∶YAG的能级结构和复合腔特点,分析了双调Q的工作机理;
Study of Self Mode-Locking in Q-Switched and Continuous Working Yb-Doped Fiber Laser 调Q及连续掺Yb光纤激光器中的自锁模研究
A scheme of diode-pumped solid-state laser is designed using Nd ∶ YVO4 or Yb ∶ YAG as working medium, Cr ( 4+)∶ YAG as passively Q-switch and sandwich-structure. 设计了一种激光二极管泵浦全固体激光器方案,采用Nd∶YVO4或Yb∶YAG作为工作介质,端面泵浦,Cr4+∶YAG被动调Q,三明治形式构造。
On the basis of endoreversible Carnot heat engine model, the frequency-dependent performance was analyzed while the heat transfers between working fluid and heat reservoirs obey linear phenomenological heat transfer law Q ∝(Δ T-1). 以内可逆卡诺热机模型为基础,考虑工质与热源间传热服从线性唯象传热定律Q∝(ΔT-1),寻求循环频率与热机特性的关系。
While working as a passive Q-switch of a Nd: YAG Laser system, a LiF: F_2~-crystal can generate stimulated emission itself. Two-component Q-switch output of the system was obtained and its performances were studied. LiF:F2~-色心晶体作为Nd:YAG激光系统的被动Q开关时,在适当条件下自身亦能产生受激辐射,作者在实验上实现了这种调Q双成份的受激辐射输出,并研究了其各种特性。
Then according to geologic information of the working sea area ( P-y, t-z, Q-z curve), the nonlinear spring is used to simulate the counterforce of soil. 结合平台所在的工作海域的海洋地质资料(Py、tz、Qz曲线),利用非线性弹簧单元模拟土反力。
Working pressure P and the actual flow rate Q to determine the choice of motor type, and the Motor power rating is critical important for the bearing selection. 总体参数工作压力P与实际流量Q决定电机类型和轴承型号的选择。
The influences of supporting electrolytes, working electrodes, current densities, the charge supplied to the electrode ( Q) and temperature were investigated to optimize the electrolytic conditions. 探讨了支持电解质、阴极材料、电流密度、通电量、温度对该反应的影响。
Designed LD continuous pump RTP electro-optic Q-switch, and working voltage was achieved; 3. 设计了LD连续泵浦RTP电光Q开关,通过计算得到了最佳工作电压。