音标与读法

这里为大家介绍下overburden 是什么意思，希望能帮助到各位朋友。

过去式:overburdened过去分词:overburdened现在分词:overburdening

中英文翻译

vt.

装载过多，使负担过度，使过劳；压垂。 trees overburdened with fruit 果子结得过多的树。

n.

1.过重的货物，重担，过度的负担。

2. 【地质学；地理学】浮盖层；覆盖层；表土。

an excessive burden

同义词：overload,

the surface soil that must be moved away to get at coal seams and mineral deposits

burden with too much work or responsibility

load with excessive weight

In mining and in archaeology, overburden (also called waste or spoil) is the material that lies above an area of economic or scientific interest. In mining, it is most commonly the rock, soil, and ecosystem that lies above a coal seam or ore body.

例句与用法

1.Overburden had concealed the radioactivity .

覆盖层屏蔽掉了放射性。

2.The overburdened heart may be carrying an extra pressure or volume load .

负荷过重的心脏，可能承担额外的压力负荷或容量负荷。

3.Just as you may despise charles for his overburden of apparatus, you perhaps despise him for his lack of specialization .

正如你可能嘲笑查尔斯笨重的装备一样，你也可能嘲笑他研究面太宽，不够专业化。

4.Hard coal lignite , overburden , limestone , ash slag

烟煤褐煤剥离物石灰石灰渣矿渣

5.You sure ? he doesn " t exactly seem overburdened

是吗？他好像没带多少东西… …

6.Freezing design of thick overburden in main shaft of xuehu mine

薛湖矿井主井深厚表土冻结设计

7.Causes of the farmers " overburden and the countermeasures for it

农民负担过重的原因与对策分析

8.Determination and regression of overburden pressure gradient

上覆岩层压力梯度合理计算及拟合方法

9.Among the passengers were two men not overburdened with luggage

乘客中有两个人，他们没有带行李。

10.Feed materials : limestone , gypsum , potash , overburden , slag

给料：石灰岩石膏碳酸钾废料矿渣。

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