While performing the seismic modelling experiment, it needs to have tens to hundreds of kilohertz and well-distributed orientation-dependent narrow pulse acoustic wave as simulation source.

在地震模型实验中，需要获得几十至几百千赫的、方向性较均匀的窄脉冲声波作为模拟震源。

youdao

Many planets here indicate a need to achieve and be recognized as an important person, a strong father orientation, or to have others dependent on us.

许多行星落在这个位置，则意味着某种“有所成就”的需要和认同，例如成为重要人物、严父形象、或被人依赖。

youdao

It was found that the undrained shear behavior of loose sands was considerably dependent on the orientation of the principal stress.

研究表明，主应力方向对在不排水条件下饱和松砂的单调剪切特性具有显著影响。

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During orientation, Tuck's career-services office advises international students on which companies might hire visa-dependent students, and provides pointers on happy hour mingling and the importance of a firm handshake.

WSJ: B-Schools Try to Make Transition Smoother for International Students