This paper presents a study of oriented carrier-wave in photo-elasticity mechanics and the distributing of luminous intensity.
研究了光弹性定向载波的基本原理和光强度分布，分析了由此产生载波条纹的分布规律。
USSD service system adopts connection-oriented conversational mode, which is an ideal carrier for conversational services.
USSD系统采用面向连接的交互式会话方式，是会话类业务的理想载体。
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