They take in rain and allow it to flow into the soil instead of running off.

它们吸收雨水，让雨水流进土壤，而不是流走。

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The dynamic stiffness characteristics of tire 6.00-12 has been studied with the simulation of running tire vibration excited by the ro. ad, by means of the indoor soil bin tire tester.

本文利用室内土槽台车模拟行驶过程中轮胎受路面激励情况，试验研究了6.00-12驱动轮胎的动刚度特性。

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The cold-heat cycle underground is closely related to the hydrogeological characteristics of various rock and soil stratum (aquifer) when groundwater source heat pump system is running.

地下水源热泵系统运行期间，地下冷热量循环过程与地下不同岩土层（含水层）的水文地质特征密切相关。

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On a recent morning at the academy, a bulldozer and a dump truck leveled a stretch of soil for a running field.

WSJ: One Kid's Personal Tennis Academy

And now Ike, this storm is likely to follow a very similar course to Gustav, again running over the Isle of Youth that was barren soil virtually, and the western part of the nation where they grow this very fine tobacco that got wet.

NPR: Hurricanes Wreak Havoc In Haiti And Cuba