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| 61. | The earliest colonists found abundant forests and suitable soil with adequate rainfall. |
| 最初期的殖民者发现美洲林木丰茂，土地肥沃，雨水充足。 |
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| 62. | An unconfined aquifer has a water table at its top and water in direct contact with the soil atmosphere |
| 非承压含水层在它的上面有一个潜水面且水与土壤大气直接相连。 |
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| 63. | It's hard to work this soil with such an old spade. |
| 用这样一把旧铁锹挖地真费劲。 |
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| 64. | Specification for test of density and moisture of soil with nucleonic instrument |
| 填土密度湿度核子仪测试规程 |
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| 65. | The strata behavior rule of Longwall face with individual props in shallowly buried coal seam covered with |
| 实验和观测表明，尽管其上覆岩层的力学强度比较小，煤层埋深浅，但工作面初次来压步距大，矿山压力显现剧烈，周期来压台阶下沉量大。 |
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| 66. | How to Deal with the Loss of Soil |
| 怎样解决水土流失的问题 |
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| -- 来源 -- 综合英语第3册 - Unit 4 Natural Environment Text B |
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| 67. | On one hand fertilizer rate must be in accordance with soil fertility and crop's nutrient property; on |
| 一方面施肥量必须与土壤肥力和作物养分特征一致；另一方面应当有机肥与无机养分配合施用，大量元素、中量元素和微量元素配合施用。 |
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| 68. | Strip check space varies with plot slope, soil fertility and irrigation. |
| 条畦宽度随地块坡度、土壤肥力和灌溉而变化。 |
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| 69. | It should be elevated on rocks or lined with mineral soil so the heat does not scorch the ground. |
| 注意要将火盆架在岩石或衬上有机土，以避免烤灼土地。 |
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| 70. | By taking the backfilling of foundation with soil mixture of clay, lime, coal slag and gravel as an example |
| 以由粘土、石灰、炉渣、石子组成的材料(四合土)对地基进行回填处理的工程为例，通过一系列四合土物理力学性能试验，分析影响四合土抗压强度的主要因素。 |
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