Lay a 2-inch layer of pebble-sized gravel around the plants. Choose a gravel color to complement your home or the flowers in your desert garden.
在植物周围铺上2英尺厚的砾石。砾石的颜色需和您的房屋以及植物本身的颜色相协调。
2
The cushion layer for the dam is constructed with the material prepared mainly with natural sandy gravel and mixed with proper amount of pebble and coarse sand.
大坝垫层料采用以天然砂砾料为主、掺入小石和粗砂以调整级配的方式生产。
3
Thinking that a pebble or a piece of gravel is the gem, they grab it and cry out, 'I've got the gem!