由于棚洞的埋深很浅，覆盖土厚度薄，地震时往往产生破坏。
As shed-tunnel often has low depth and thin surface cover, it's easier to be damaged in earthquake.
此外，覆盖土的厚度、隧道线形、掘进距离、工期、竖井用地、邻近构造物等调查也至关重要。
Besides, it points out that it is also important to survey the cover coat thickness, the tunnel line shape, the dig in distance, the working …
因此，以疏浚污泥作为生活垃圾填埋场覆盖土，可同时解决平原型填埋场缺土和疏浚污泥的最终出路问题。
So this sort of use can not only solve the problem of lackings of soil for a plain type landfill, but also make a way out for the dredging silt.
那时，地上没有冰雪覆盖，草木也没有结霜，土拔鼠喜欢吃的植物嫩芽和花蕾正开始生长。
That is when it's not covered in snow and there is no frost covering the grass and vegetative parts of a plant's herbs and the flowers the marmots like to eat.
虽然火山土只覆盖了地球陆地表面的1%，但是它们供养了近10%的人口。
Although volcanic soils cover just one percent of the Earth's land surface, they support roughly 10 percent of its population.
在大多数情况下，要从油沙中提炼出石油需要先把覆盖该地区的森林砍掉，排干地面的水分，去掉表层土然后当然就是把地下的油沙挖出来。
In most cases, extracting oil involves chopping down the forest that blankets the region, draining the boggy ground, stripping off the topsoil and literally digging up the oily sand below.
据科学家推测，土卫二冰冷的表面99%被水冰覆盖，地表之下存在液态水的几率也很大。
The surface of the icy moon is thought to be about 99 percent water ice, with a good chance of liquid water beneath.
土卫八较暗的一面实在是非常的黑暗，它覆盖着土卫八正对公转的半球被认为在绕土星公转时被宇宙空间扫除了一些黑色的物质，所以它只是表面的一层不足一米的薄层。
It covers the moon's leading hemisphere - the side that faces forward as it moves in its orbit - which suggests that the black material has been swept up from space as the moon moves around Saturn.
这个掩体装有空调和电灯，顶部采用4英尺厚的混凝土加固，上面还覆盖着数英尺厚的土。
The shelter has air conditioning, electric lighting, and is roofed with 4 ft. of reinforced concrete surmounted by several feet of earth. Here, Nearco is shown being led out of his shelter.
表层土是非常珍贵的资源，我们不可能找来足够的表层土去覆盖那些受过铅污染的区域。
Topsoil is a precious resource, and we don't have enough topsoil to replace it.
表层土是非常珍贵的资源，我们不可能找来足够的表层土去覆盖那些受过铅污染的区域。
Topsoil is a precious resource, and we don’t have enough topsoil to replace it.
覆盖在森林地表的一层薄土很容易被冲走。
The thin soil that covers the forest floor can be easily washed away.
在冬天，被覆盖的土不会结冰像其他的土一样。
In winter, the mulched soil may not freeze as deeply as other soil.
在工程区基岩被第四纪土、江水等覆盖的情况下，如何充分利用好获得的钻孔岩芯来分析断层的发育和活动性情况就显得非常重要。
It is very important to use a core to analyze the development and activity of faults in the case of bedrock which is covered by soil and water.
此外，采用细土、草袋等材料加强覆盖，保证堵塞长度和堵塞质量，有效地控制了飞石。
In addition, the covering was strengthened by use of such materials as fine earth and straw bag, and the length and quality of stemming were guaranteed, controlling the flying rocks effectively.
他定购了成吨肥沃的表层土，覆盖地面达5英尺深，把这些植物长好的样品用卡车运到山上种植。
He ordered tons of fertile topsoil to cover the grounds to a depth of five feet and full-grown specimens of the plants were trucked up the mountain for planting.
盖土形成土壤与空气之间的屏障，其结果是，被覆盖的土壤在夏季会较凉爽，而在冬季，不会让土壤像没有盖土的区域一样冻得那么深。
Mulch forms a barrier between the soil and the air. As a result, mulched soil will be cooler in the summertime. And in winter, it may not freeze as deeply as areas without mulch.
为了更深入地研究了一般圆弧状沉积盆地的出平面地表运动特征，本文与已有的软土单覆盖层解析结果做了对比分析。
Comparison analysis for antiplane surface motion features between the circular-arc cross-section alluvial valley and the single overburden layer is investigated in details in this paper.
利用我市秋季的资源优势，在早、中稻收获后的茬口田，采用免耕土表播种、施肥后再覆盖稻草栽培秋马铃薯。
By using advantageous natural resource in autumn, potatoes are planted in paddy soils and covered by rice haulms without plowing up the soil after the harvest of rice.
为了提高非饱和膨胀土边坡的稳定，采用了土工膜覆盖边坡表面的方法。
In order to improve the stability of unsaturated expansive soil slope, the method of covering the slope by geo-membrane is applied.
本文通过实例介绍了覆盖型岩溶区建筑物下隐伏土洞的探测原理与方法。
Principle and method for probing hidden earth caves under building in overlying karstic region are introduced herein through practical examples.
河滩土植被覆盖率达到30%时即可将风蚀控制在轻微侵蚀范围内。
When the coverage ratio of floodplain area reaches to 30%, the wind erosion can be controlled within the range of light erosion.
不同覆盖物下土壤蒸发量差异显著，白天影响蒸发量大小的覆盖物依次是草炭土、煤渣灰、裸地、对照、河沙、锯末、豆秸。
The soil evaporation from the highest to the least was turf soil, coal cinder, CK, sand, sawdust and smash of straw successively.
其结果是，被覆盖的土壤在夏季会较凉爽，而在冬季，不会让土壤像没有盖土的区域一样冻得那样严重。
As a result, mulched soil will be cooler in the summertime. And in winter, it may not freeze as deeply as areas without mulch.
通过田间试验研究了杨凌红油土农田秸秆覆盖条件下冬小麦的水氮效应。
A field experiment was conducted on a Hongyou soil of Yangling to investigate the effects of irrigation and nitrogen fertilization on wheat yield under straw mulch.
粘土料场首先进行表土的临时堆存，同时布设临时堆土区临时拦挡、临时排水和临时覆盖等措施。
Normally, the extracting soil areas firstly need to temporally store the surface soil, meanwhile, temporary block measures, temporary drainage projects and temporary cover should be taken.
本文的研究揭示了地膜覆盖节水特征和抑制土表积盐机制。
The researches in this paper showed the characteristics and mechanics of plastic mulch which preventing soil salt from moving to soil surface.
研究成果丰富了工程地质学有关土的基础理论研究，并已用于指导东部厚表土覆盖矿区深矿井建设和生产实践，取得了显著的应用效果。
Notable effects have been reached by applying the researches to guide the construction and production of shafts in some mine areas of East China where is with thick alluviums .
研究成果丰富了工程地质学有关土的基础理论研究，并已用于指导东部厚表土覆盖矿区深矿井建设和生产实践，取得了显著的应用效果。
Notable effects have been reached by applying the researches to guide the construction and production of shafts in some mine areas of East China where is with thick alluviums .
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