The ground should be and hard, and there should be no unmarked holes or other dangers.
地面应该平坦结实, 不应有不设标志的洞或其它危险.
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Do you perform any underground work, including digging, excavation or tunneling?
您是否从事地面下的工作, 包括挖 、 掘或隧道工程?
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These particles settle on the ground and in the water are eventually eaten by microscopic organisms.
这些粒子再附着到地面上和水中,最终被微生物吞食.
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The density of developed areas in the mature urbanized district is also calculated.
计算城市化成熟区中建成区用地面积密度值.
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Ken's beer hit the ground the bottle shattering as he stood, shaking.
肯恩的被打地面的啤酒,瓶子打碎当做他站著, 摇动.
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保险行业期望提高因洪水 、 地面下沉以及暴风雨损毁的索赔费用和频率.
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Strip mining is widely used as method for protecting surface buildings in many coalmines in Cnina.
条带开采作为保护地面设施的有效措施在我国的很多局矿得到广泛应用.
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Ozone is one the major pollutants at the ground level, though a good the stratosphere.
平流层臭氧有益, 近地面臭氧是重要空气污染物.
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The bonded warehouse is flooring with carborundum which is wearable, dustproof, and anti-statics.
仓库地面采用耐磨金刚砂,耐磨 、 防尘 、 防 静电.
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常规方法开采煤炭已对地面环境造成了严重的沉陷灾害.
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