OPA 邻苯二甲醛 ; 运算放大器 ; 放大器 ; 光参量放大
OPA-S 或外接显示
Samaja opa snaja 极度危险
Opa-Locka 奥帕洛卡
U-OPA 正象镜检型
Optical Preamplifier OPA 光前置放大板 ; 光前置放年夜板
opa contrabass 钢琴与低音提琴
Opa Locka 奥帕劳卡 ; 帕拉卡
CO-OM-OPA 间接费用订单
The point of the OPA was not to limit tort law but to supplement it.
OPA的意义在于补充，而不是限制侵权行为法。
The results indicate that this method not only can match completely group velocities among three waves, but also can achieve maximal parametric bandwidth for continuous tunable femtosecond BBO OPA.
结果表明，利用该方法不仅能够完全补偿飞秒BBO光参量放大在连续调谐时三波的群速失配，而且能够实现最大的参量带宽。
The degenerate four wave mixing (FWM) and optical parametric amplifying (OPA) processes near the zero dispersion in optical fiber are analyzed.
分析了光纤中零色散附近的简并四波混频（FWM）和简并光参量放大（OPA）过程。
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