Aiming at wire rope and skip in loading, movement differential equations of skip with different mass and longitudinal vibration differential equations of wire rope were proposed.

以矿井提升装载过程中的箕斗和钢丝绳为研究对象，建立了变质量箕斗的运动微分方程及钢丝绳的纵向振动微分方程。

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In mine mass transfer the longitudinal dispersion coefficient is by far greater than the turbulent diffusion coefficient.

在井巷紊流传递过程中，纵向弥散系数远远大于紊流扩散系数。

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The relations between the longitudinal and transversal waves, the wave velocities of rock mass and rock were also described in it.

文章还统计了纵波和横波、岩体波速和岩石波速的关系，可供选用指标时参考。

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So Dr. Mark Daniel DeBoer, an associate professor of pediatric endocrinology at the University of Virginia School of Medicine, and his colleagues turned to a large database of 10, 700 children in the Early Childhood Longitudinal Survey, Birth Cohort to investigate the relationship between the type of milk children drank and their body mass index (BMI).

CNN: Drinking skim milk may not lower child obesity risk