您要查找的是不是：
- soil and water concervation 水生保持
- There are rocks, soil and water on the earth. 地球上有岩石、土壤和水。
- Law of soil and water conservation. 国家制定颁布的水土保持法令。
- The soil and water mixture separates. 土和水的混合物能够分离。
- Pat down the surrounding soil and water it! 轻轻地拍平周围的泥土，然后为它浇水。
- We must build more stone banks to hold the soil and water. 我们必须修筑更多的石坝来控制水上流失。
- The Effect of Polyacrylamide on Preventing Soil and Water Losses. 聚丙烯酰胺防治水土流失的效果。
- Jiangxi is one of the provinces for severe soil and water loss. 摘要江西是我国水土流失较严重的省份之一。
- Soil and Water Erosion (SWE) bulletin is an important part of SWEM. 水土流失公告是水土保持监测工作的一项重要工作内容。
- Soil and Water Conservation Benefits of Terracing on the Slope et al. 坡改梯的水土保持效益研究。
- The long silver white guard hair is tough and it is soil and water repellent. 长的银白色的毛毛很硬且防水。
- Title： Soil and Water Conservation Benefits of Terracing on the Slope et al. 关键词：坡耕地;新梯田;老梯田;水土保持效益
- Silt dams play active and important role in conserving soil and water. 黄土高原淤地坝在拦沙减蚀方面发挥着重要作用。
- Too much mulch can restrict oxygen and water flow to the soil and harm roots. 太多的盖土会阻止氧气和水流入土壤，同时还会对根系有害。
- Plough land located at sloping areas is the major part for soil and water loss. 坡耕地是水土流失的主体,加快退耕还林步伐和加速坡耕地治理是当务之急。
- The elements enter the atmosphere as extremely small particles called particulates. These particulates then fall to Earth and contaminate soil and water. 这些元素常以很细小的微粒进人到大气中，然后降回地表污染土壤和水。
- I can't live this life of milk and water. 我过不了这种平淡的生活。
- Air and water are needful for living things. 空气和水是生物不可缺少的东西。
- Sedimentation is of vital concern in the conservation, development, and utilization of our soil and water resources. 泥沙淤积问题是水土资源的保持，开发和利用中最受关心的事。
- Bioremediation of low-level radionuclide contaminated soils and water. 土-水介质中低放核素污染物的生物修复。
