fine gravel
常见例句
- The fine gravel or sand is then pumped down the tubing with a carrier fluid.
然后细小的砾石或砂子用携带液沿油管向下被泵入井底。
www.infopetro.com.cn - The wind booms down the curved length of the trailer and under its roaring passage he can hear the scratching of fine gravel and sand.
风沿着拖车的轮廓呼啸着打转,他都能听到沙砾在风中发出刮擦声。 - This was an adaptation to the steppes of the Central Asia, which largely consisted of a hard, rocky ground, covered with coarse sand, more like fine gravel and of stiff, parched vegetation.
这是一种适应中亚的大草原,这在很大程度上是一种坚硬,岩石地面布满粗砂,更像细砾和僵硬,口干舌燥植被,包括。 - No need for an immaculate strip of lawn—a bit of fine gravel will do.
ECONOMIST: Niche sports: The running of the boules The - Filter material: layer of fine gravel used in slope stabilization structures that allows water to escape and retains soil particles.
UNESCO: L O S S A R Y 返回 fine gravel