A low frequency ultrasonic Lamb like wave method suitable for characterizing the thickness, density, shear and longitudinal wave velocities of the ultra thin bonding composite is presented.

提出用低频超声类兰姆波定征方法来估计超薄黏结复合结构各层与黏结层的厚度、密度、纵波声速和横波声速等参数。

youdao

A low frequency ultrasonic (Lamb like) wave method is used for characterizing the shear, longitudinal wave velocities, the thickness, and the density of ultra thin two layered bonding composite.

提出用低频超声类兰姆波定征方法来估计超薄双层胶结复合结构各层的纵波声速、横波声速、厚度和密度等参数。

youdao

I like lamb, too.

我也喜欢羔羊肉。

youdao

At the centre of all this, there are rows of tagines, mounds of couscous, and the grills, smoke rising from beef brochettes and lamb sausages like incense in some pagan temple.

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These are beers made to come on like a lion but go down like a lamb.

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