On seismic profile cross-cut the channel, it generally presents as a lenticle with flat top and concave bottom and has the character of infilling in reflection.

河道砂岩体在横切河道的地震剖面上一般表现为充填反射状的顶平底凹的单透镜体；

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Because, the family of the private enterprise financing problems, the surface is a reflection of the channel is narrow, the profound reason is the system and the system.

因为，家族私营企业融资难的问题，表面上看是反映渠道狭窄，而深层次的原因则是体制和制度问题。

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The experiment measured the fine spectrum structure of 2 doubling harmonic at near normal direction of target and reflection direction of laser wave, employing OMA optical multi-channel spectrometer.

利用OMA光学多道分析谱仪，分别在激光镜反方向和接近靶面法线方向测量了2倍频谐波的精细结构。

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