free-soil

1. These shrubs must have an acid, lime-free soil.: 这些灌木必须要有酸性、无石灰的土壤。

2. A massive oak claims its ground for 200 years or more, outcompeting all other would-be canopy trees by casting a dense shade and drawing up any free water in the soil.: 200年或更久的时间里，一棵巨大的橡树占据了它的土地，投下浓密的树荫，吸收土壤中所有自由水分，打败了所有其他可能成为树冠的树木。

3. It takes several years to convert land from conventional production to organic production, in part because of the need to free the soil of fertilisers and pesticides.: 从传统产品转变成有机产品用了几年时间，部分原因可能是使土地从肥料和杀虫剂的中缓一缓。

4. The soil in return for her service keeps the tree tied to her, the sky asks nothing and leaves it free.: 泥土把树木绑缚在身上作为服侍她的回报，天空却毫无所求，任它自由生长。

5. That continuity of moisture is what brittle landscapes like deserts need to become fertile again. Water activates a mineralization process, setting free nutrients in the soil so that life can grow.: 源源不断的水分供应可以让脆弱的地域（例如沙漠）重新变得肥沃，与此同时，水激活了土壤中的矿物质作用，让土壤中的营养物质释放出来，生命得以生长。

6. Vertical farms use hydroponics and aeroponics, soil-free growing techniques once researched by NASA to grow plants in space.: 纵向农场使用水耕法和空气种植法，NASA曾经研究无土栽培技术用与在太空中培育植物。

7. Water activates a mineralization process, setting free nutrients in the soil so that life can grow.: 水可以激活矿化过程，释放更多的游离的营养到土壤中去，这样就可以保证生命的存活。

8. In the soil of marriage, let two character of tree growth, free nature can harvest the fruits of happiness.: 在婚姻的土壤中，让两棵个性之树自由成长，自然可以收获幸福的果实。

9. More surprising still, the rings of the other two trees were mercury-free, despite there being mercury in nearby soil.: 更让人大跌眼镜的是，其他两棵书的年轮中汞含量为零，尽管其附近的土壤中含有汞。

10. This also keeps the air, soil, water and crops free from chemicals.: 这还可以使空气、土壤、水和作物不受化学物质污染。

11. A simulating experiment on soil weathering showed that the free silicon comes from dissolution of silicate.: 模拟实验证实土壤中存在的游离硅是硅酸盐矿物异成分溶解的结果。

12. This also keeps the air, soil, water and crops free from chemicals.: 这还可以让空气、土壤、水以及农作物不受化学物质的污染。

13. Research indicates that mortar and soil could be pressured into a stable lining structure through explosive lining. Free face is one of the important factors influencing shape of the lining shell.: 研究表明，爆炸衬砌可以使砂浆和土壤形成稳定的衬砌结构，自由面是影响砌体形状的一个重要因素。

14. After removing free Fe oxides and amorphous Fe oxides from the soil, the phosphate sorption capacity of the soil decreases markedly.: 除去土壤游离氧化铁和无定形氧化铁后，土壤对磷的吸持容量显著下降。

15. The results showed that the content of free water with plastic film envelopment was significantly higher than that covered with soil or open fields treatment.: 结果表明，包膜枝条自由水含量显著高于埋土越冬及露地越冬处理。

16. Free swell is one of indexes in representing the expansibility of clayey soil and makes great valuable reference in the judgment of expansive soil.: 自由膨胀率是反映黏性土的膨胀性的指标之一，对判别膨胀土有较大参考价值。

17. They feel that this makes the soil in their fields richer in the minerals and so more fertile. This also keeps the air, soil, water and crops free of chemicals.: 他们认为这样会使地里的土壤更富含矿物质，因而也会更加肥沃，同时还可以让空气、土壤、水以及农作物不受化学物质的污染。

18. In the course of construction, the free pore water in the weak soil of highway foundation is seldom discharged immediately, and the excess pore water pressure comes into being.: 软土高填方路基施工过程中，土内自由水难以及时排出，产生超静水压力。

19. Similar to that in the first rice, tritium in the second rice and soil was either tritium of free water or bound tritium.: 与早稻情况一样，氚水中的氚仍以自由水氚和结合态氚形式滞留在晚稻田各分室中；

20. Research indicates that mortar and soil could be pressured into a stable lining structure through explosive lining. Free face is one of the important factors influencing shape of the...: 研究表明，爆炸衬砌可以使砂浆和土壤形成稳定的衬砌结构，自由面是影响砌体形状的一个重要因素。

21. This product scope including soil directly bury cable tray installed in the submerged in water and Marine mud buried in the free flow of water device laid impressed current cathodic protection system.: 本产品的适用范围包括土壤中直接埋设、电缆桥架中安装、浸没在水中、埋设在海洋泥浆中和自由流动海水装置中铺设的外加电流阴极保护系统。

22. The program is utilized to calculate soil rocks dam free surface position variation and pore-water pressure distribution condition with time when the up water level position changed.: 利用所编写的非稳定渗流计算程序，计算土石坝上游水位变化时自由面位置随时间的变化规律、孔隙水压力的分布情况。

23. The results further our understanding of soil-water interaction under shaking, and provide the data for validating the analytical methods of the seismic response of free ground.: 研究结果增强了对振动过程中土-水之间相互作用机理的理解，同时为自由场地震响应分析方法的验证提供了基础数据。

24. The variation of seepage free surface with time was analyzed, and the influence of soil permeability on seepage free surface and deformation was then discussed.: 分析了渗流自由面的变化规律，讨论了渗透系数变化对渗流自由面及基坑变形的影响，并与不考虑渗流自由面变化时的结果进行比较。

25. Studing on the changing rule of lime modification expansive soil, such as free swelling ratio, swelling strength, non-side limitation compressive strength.: 研究了膨胀土加入石灰改性后，其无荷膨胀率、膨胀力、无侧限抗压强度等指标的变化规律。

26. Studing on the changing rule of lime modification expansive soil, such as free swelling ratio, swelling strength, non-side limitation compressive strength.: 研究了膨胀土加入石灰改性后，其无荷膨胀率、膨胀力、无侧限抗压强度等指标的变化规律。

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