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- Use machinery to cultivate can deep loosen the soil, improve the soil ventilation, and control the weeds effectively. 利用机械中耕能深松土壤,增加土壤透气性,并能有效的控制田间杂草。
- The adsrobers that were equipped with several closely spaced parallel screen plates were integrally installed in the circulation ventilation pipe system to realize gas purification and adsorption. 该吸附器通过内置数片小间距的平行薄网板,整体安装在循环通风管路系统内来完成气体净化和吸附。
- Test and Research of Subgrade with Ventilation pipe in permafrost Soil Zone 多年冻土区通风管路基试验研究
- Two alternative methods can be adopted, one being to provide a ventilation pipe fixed to a building and carded above the eaves level, and the other to have ventilated manhole covers. 有两种解决办法,一种是安装固定在建筑物上高度超过屋檐的通气管,另一个使用通风检查井盖。
- Application and study on patented ventilation pipe cleaning robot 通风管道清洗机器人专利技术研究与应用
- Used for the waterproof sealing on concrete wall panel, slab, ventilation pipes, the light weight panel products, window and doors of metal products, asbestos boards, gypsum board, wood, plastic etc. 用于混凝土墙板、楼板、通风管道的防水密封，金属制品、石棉板、石膏板、木、塑料等轻型板材和门窗的防水、密封。
- Application of patented ventilation pipe cleaning robot 通风除尘管道清洗机器人的开发
- Some plants push their roots deep into the soil. 一些植物的根深深长入土中。
- Such crops won't grow in limy soil. 这类作物不能在石灰质的土壤中生长。
- What shall we grow in this alkaline soil? 我们应该在碱性土壤里种什么？
- There are a lot of worms in the soil. 泥土中有许多蠕虫。
- Water has permeated (through) the soil. 水已渗遍那片土壤。
- There are some clods of soil on the mat. 垫子上有些土块。
- The earth in the garden is good, soft soil. 花园里的泥土松软肥沃。
- This kind of soil contains much alkali. 这种土壤含碱丰富。
- She makes her living from the soil. 她以务农为生。
- Design Methods of Uniform Ventilating in Ventilation Pipe 送风管道均匀送风的设计方法
- Grass will not succeeded in this dry soil. 在这种干燥土壤中草不会成活。
- Effectiveness of perforated film mulching on maize field in rainfall reception and soil ventilation 微孔地膜覆盖玉米的纳雨通气效应
- The soil absorbs only a fraction of the rain that beats down. 土壤只吸收猛打到地面上的雨水的一部分。
