The seismicity levels on the active tectonic block boundaries are discussed considering the large earthquake frequency and the released strain energy in unit distance and time.

从各边界带上强震活动的频次和单位时间、单位长度的地震应变能释放出发，讨论了各活动地块边界带的强震总体活动水平；

youdao

They are the changing values of vertical velocity per unit distance along the horizonal direction on the sur-facial deformation field in which crustal vertical movement is dominant.

它是指在由发震构造引起的垂直运动为主的地表形变场中，水平方向上单位距离内垂向速率变化的物理量。

youdao

So this paper combined with road network traffic characteristics, use the road network delay per unit distance which physical meaning was specific as the state of network traffic evaluation method.

本文结合实际路网交通特征，选择路网单位里程延误这一物理意义较为明确的指标，作为路网交通状态的评价方法。

youdao

But it has lots of weak businesses as well, including its declining consumer long-distance unit and its failed mobile-telecoms arm.

ECONOMIST: From bad to worse | The

It is the investing approach of the day, meaningful mostly because fund managers want to distance themselves from the widely held view that unit trusts in Asia used to concentrate more on industries than companies, letting the region's strong growth pull them along regardless of the inherent quality of the companies selected.

CNN: SAFE PORT IN A STORM

For example, the NFL moved kickoffs from the 30-yard line to the 35 beginning in 2011, and also required the coverage unit to start within 5 yards of the ball, closing the distance between the teams.

FORBES: NFL's Elimination of Kick-Offs: Selfless Concern or Self-Preservation