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- Chemical sand fixation is an important method of desertification control due to its low cost,efficiency and suppleness,for which polymer is the main material. 化学固沙技术是荒漠化治理的一种重要途径,其优点是成本低,施工简便,见效快。高分子材料是化学固沙的主要原料。
- Application of Polymer Materials to Chemical Sand Fixation 高分子材料在化学固沙中的应用
- On the Chemical Sand Fixation Agent for Sand Dune Fixation in Desert 对在沙漠地区应用化学固沙剂固沙的探讨
- chemical sand fixation 化学固沙
- Generally, the chemical or physical action of these materials with sand will make loose sand stick each other and form a protective layer for windbreak and sand fixation. 一般是通过与沙粒发生化学或物理化学作用等,使松散的沙粒粘结成整体,形成保护层而达到防风固沙,治理沙害的不同效果。
- They serve as windbreak, serve for sand fixation and provide fodder and shelter for wild and domestic animals. 生态作用是治风速、固定风沙、给野生动物与畜牧提供饲料与保护。
- SH can be used for sand dune fixation.The references may guide the field practice in sand fixation by SH in future. 试验结果表明,SH可以固沙,固沙后抗风蚀能力强,研究结果为指导现场施工提供了依据。
- It can also be used to the fields such as water and soil conservation,sand fixation of desert,surface fixation of bulk material stockpile. 该研究的成果也可以用于农林业水土保护、荒原沙漠稳土固沙及各种散堆物料面层固结等其它领域,具有广泛的应用前景。
- Although mechanical desanding and chemical sand control are adopted in the borehole,there is still a great deal of fine sand deposited in the surface gathering system vessel. 大型储罐内的清砂一般采用停产后人工进罐清除法,工作强度大,环境恶劣,停产时间长,收效低。
- The public welfare biological assets refer to the biological assets for the main purpose of protection or environmental protection, consisting of wind break and sand fixation forests, water and soil conservation forests, water conservation forests, etc. 公益性生物资产,是指以防护、环境保护为主要目的的生物资产,包括防风固沙林、水土保持林和水源涵养林等。
- Eco-geographical flora of pathogeny was discussed, and divided in to 3 forestation areas, such as sand forest center arboretum, 106 sand fixation areas and Wuhai sand-fixation forest. 讨论了病原物的生态地理区系,并分为沙林中心植物园、106治沙工区、乌海治沙林场3个固沙造林区。
- Experimental Study on Properties of a New Chemical Material in Sand Fixation 新型化学固沙材料性能的试验研究
- This paper describes the mechanism of sand fixations by grouting engineering and biological engineering. 摘要对溜砂坡中注浆工程固砂和生物工程固砂力学机理进行了阐述。
- Report of Crust Sand Fixation by Alga 荒漠藻固沙结皮试验研究初报
- wind prevention and sand fixation 防风固沙
- windbreak and sand fixation forestry robot 防风固沙机器人
- Strength characteristics of sand fixated by SH[J].Chinese Journal of Rock Mechanics and Engineering, 2003,22(Supp.2): 2 883-2 887. SH固化沙体的强度特征[J].;岩石力学与工程学报;2003;22(增2):2 883-2 887
- windbreak and sand fixation forestry system 防风固沙体系
- Lease Test Study of New Chemical Sand Control Technique 化学防砂新工艺的矿场试验研究
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。