The evolution opera tor, the reduce density operator and the dynamical properties of the field entropy evolution in the intensity - dependent coupling multiphoton J - C model are studied.

研究了依赖强度耦合多光子J—C模型的演化算符，约化密度算符及其场熵特性。

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No adapter plate is used with this coupling. J represents distance above reference point Y (top of mount bracket).

用这种连接器就不需要连接垫板。J代表距离参考点y的距离(安装托架顶部)。

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DING Hong, WU Jian-Yong. The vitro study of the influence of different silane coupling agents and adhesive materials on shear bond strength of metal brackets to porcelain surface [J].

丁宏，吴建勇。不同偶联剂和粘接剂对烤瓷瓷面与金属托槽抗剪切强度影响的体外研究[J]。

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