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- top soil layer 地表土层
- Heavy rain can quickly wash away the rich top soil on flat, open land. 飘泼大雨能很快地冲走那里的平坦开阔的表层土壤。
- The particle size scope is in 0 ~ 50mm that It can test in the soil layer. 可以测试的土体的颗粒粒径范围为0~50mm。
- Soil adhesion may be reduced even if water cannot readily permeate the soil layer. 即使水不易进入污垢内层,也能降低污垢的吸附作用。
- Trees protect man from the terrible heat and are also useful in preventing good and rich top soil from being washed away during. 树林保护人类免受太阳的炙烤,在阻止肥沃土壤在大雨中不被冲走方面也是有用的,这在热带地区相当普遍。
- You can purchase an appropriate pre-mix soil at your local garden center or you can create your own mix using top soil, compost and organic material. 你可以适当购买预混合园林中心或当地土壤你可以创造自己运用组合表土、堆肥和有机物质。
- On the nitrate-N accumulated characteristics in deep soil layer of winter wheat field in Taihang Piedmont. 太行山山前平原冬小麦田深层土体硝态氮累积特征研究
- Top soil masses of dam slope soak and produce wetting more easily than low soil of slope in spite of rainfall intensity. 不管降雨强度如何,坝顶和坝坡中上部比坡体的中下部更容易受降雨浸湿。
- The deposition in an underlying soil layer of colloids, soluble salts, and mineral particles leached out of an overlying soil layer. 淀积作用胶状物,可溶性盐和矿物微粒从上层土壤向下层过滤的沉淀过程
- Species number ranked in the following order: brush and herb layer > tree layer > litter layer > soil layer. 每样地的物种数量都是以灌木草本层最多,依次为乔木层、枯枝落叶层和土壤层。
- The solid parts of the waste water are processed and composted and finally turned into top soil, fertilizing the island. 固体部分的污水处理和分解,最后变成最土壤,施肥的岛屿。
- The soil layer of Rouli is 700 to 800 meters deep. Experts have verified it is the thickest soil layer on earth. 若笠的黄土层厚达七、八百米,经过专家证实,是整个地球黄土层最厚的地方。
- Kinney Nursery and Top Soil - Offering plants, trees, landscape materials and stone. Includes company profile, products, catalogue and location map. 易易工作室-各种在线工具,站长网志,以及多个应用项目。
- Remanent magnetism of soil layer is taken as a reference frame for locating hy-drocarbon seepage zone. 本文利用土壤剩余磁性作为确定烃类渗漏带的参考系。
- The soil layer of this village is rich in nutrients, and thus suitable for cultivation. 这个村庄土层里的养分肥沃,适合耕种。
- Result showed the effectiveness of vetiver in protecting slopes from water and soil erosion by stabilizing top soil, and seemed it get better with the time elapsed. 但本地区春季移栽香根草时缓苗期过长,影响香根草在雨季到来时充分发挥作用。
- The depth of casing should ensure it can penetrate dirty soft soil layer; its bottom should be tightly sealed. 护筒的埋设深度,应确保穿透淤泥质软土层,并做好护筒底部密封。
- The results also show that the tree species,number of germinant plants and the number of surviving plants are very different with the different covering thickness of top soil. 表土的不同铺撒厚度在木本植物出现的种类、出芽个体数、生存个体数等方面都表现出明显的差异性。
- Since August, 1998, Xinjiang area began the measure of soil layer bore stress.It was successively completed 7 stations. 摘要自1998年8月起,新疆地区开展土层钻孔应力测量,先后建成7个台。
- Though many creatures of the soil layer are a drab grey-brown or pale and colourless, there is no reason why a few can't be bright and garish. 尽管土层中的许多生物要么是单调的灰褐色,要么体色苍白暗淡,但仍有一些色泽艳丽,甚至是色彩夺目。