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- Use machinery to cultivate can deep loosen the soil, improve the soil ventilation, and control the weeds effectively. 利用機械中耕能深松土壤,增加土壤透氣性,并能有效的控制田間雜草。
- 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. 該吸附器通過(guò)內置數片小間距的平行薄網(wǎng)板,整體安裝在循環(huán)通風(fēng)管路系統內來(lái)完成氣體凈化和吸附。
- Test and Research of Subgrade with Ventilation pipe in permafrost Soil Zone 多年凍土區通風(fēng)管路基試驗研究
- 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. 有兩種解決辦法,一種是安裝固定在建筑物上高度超過(guò)屋檐的通氣管,另一個(gè)使用通風(fēng)檢查井蓋。
- Application and study on patented ventilation pipe cleaning robot 通風(fēng)管道清洗機器人專(zhuān)利技術(shù)研究與應用
- 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. 用于混凝土墻板、樓板、通風(fēng)管道的防水密封，金屬制品、石棉板、石膏板、木、塑料等輕型板材和門(mén)窗的防水、密封。
- Application of patented ventilation pipe cleaning robot 通風(fēng)除塵管道清洗機器人的開(kāi)發(fā)
- Some plants push their roots deep into the soil. 一些植物的根深深長(cháng)入土中。
- Such crops won't grow in limy soil. 這類(lèi)作物不能在石灰質(zhì)的土壤中生長(cháng)。
- What shall we grow in this alkaline soil? 我們應該在堿性土壤里種什么？
- There are a lot of worms in the soil. 泥土中有許多蠕蟲(chóng)。
- Water has permeated (through) the soil. 水已滲遍那片土壤。
- There are some clods of soil on the mat. 墊子上有些土塊。
- The earth in the garden is good, soft soil. 花園里的泥土松軟肥沃。
- This kind of soil contains much alkali. 這種土壤含堿豐富。
- She makes her living from the soil. 她以務(wù)農為生。
- Design Methods of Uniform Ventilating in Ventilation Pipe 送風(fēng)管道均勻送風(fēng)的設計方法
- Grass will not succeeded in this dry soil. 在這種干燥土壤中草不會(huì )成活。
- Effectiveness of perforated film mulching on maize field in rainfall reception and soil ventilation 微孔地膜覆蓋玉米的納雨通氣效應
- 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。
